bitio.c: In function ‘pm_bitfini’:
bitio.c:99:1: warning: old-style function definition [-Wold-style-definition]
   99 | pm_bitfini(b)
      | ^~~~~~~~~~
bitio.c: In function ‘pm_bitread’:
bitio.c:147:1: warning: old-style function definition [-Wold-style-definition]
  147 | pm_bitread(b, nbits, val)
      | ^~~~~~~~~~
bitio.c: In function ‘pm_bitwrite’:
bitio.c:182:1: warning: old-style function definition [-Wold-style-definition]
  182 | pm_bitwrite(b, nbits, val)
      | ^~~~~~~~~~~
libpbmfont0.c: In function ‘selectFontType’:
libpbmfont0.c:95:5: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   95 |     fgets(line, 10, fileP);
      |     ^~~~~~~~~~~~~~~~~~~~~~
libppmcmap.c: In function ‘ppm_colorrowtocolorhash’:
libppmcmap.c:596:1: warning: old-style function definition [-Wold-style-definition]
  596 | ppm_colorrowtocolorhash(colorrow, ncolors)
      | ^~~~~~~~~~~~~~~~~~~~~~~
libppmcmap.c: In function ‘ppm_computecolorrow’:
libppmcmap.c:615:1: warning: old-style function definition [-Wold-style-definition]
  615 | ppm_computecolorrow(pixels, cols, rows, maxcolors, ncolorsP)
      | ^~~~~~~~~~~~~~~~~~~
libppmcmap.c: In function ‘ppm_mapfiletocolorrow’:
libppmcmap.c:651:1: warning: old-style function definition [-Wold-style-definition]
  651 | ppm_mapfiletocolorrow(file, maxcolors, ncolorsP, maxvalP)
      | ^~~~~~~~~~~~~~~~~~~~~
libppmcmap.c: In function ‘ppm_addtocolorrow’:
libppmcmap.c:747:1: warning: old-style function definition [-Wold-style-definition]
  747 | ppm_addtocolorrow(colorrow, ncolorsP, maxcolors, pixelP)
      | ^~~~~~~~~~~~~~~~~
libppmfloyd.c: In function ‘ppm_fs_free’:
libppmfloyd.c:123:1: warning: old-style function definition [-Wold-style-definition]
  123 | ppm_fs_free(fi)
      | ^~~~~~~~~~~
libppmfloyd.c: In function ‘ppm_fs_startrow’:
libppmfloyd.c:135:1: warning: old-style function definition [-Wold-style-definition]
  135 | ppm_fs_startrow(fi, pixrow)
      | ^~~~~~~~~~~~~~~
libppmfloyd.c: In function ‘ppm_fs_next’:
libppmfloyd.c:163:1: warning: old-style function definition [-Wold-style-definition]
  163 | ppm_fs_next(fi, col)
      | ^~~~~~~~~~~
libppmfloyd.c: In function ‘ppm_fs_endrow’:
libppmfloyd.c:184:1: warning: old-style function definition [-Wold-style-definition]
  184 | ppm_fs_endrow(fi)
      | ^~~~~~~~~~~~~
libppmfloyd.c: In function ‘ppm_fs_update’:
libppmfloyd.c:200:1: warning: old-style function definition [-Wold-style-definition]
  200 | ppm_fs_update(fi, col, pP)
      | ^~~~~~~~~~~~~
In file included from importinc/netpbm/mallocvar.h:13,
                 from libsystem.c:33:
libsystem.c: In function ‘createPipeFeeder’:
importinc/netpbm/pm_config.h:351:19: warning: ignoring return value of ‘pipe’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  351 |   #define pm_pipe pipe
libsystem.c:150:5: note: in expansion of macro ‘pm_pipe’
  150 |     pm_pipe(pipeToFeed);
      |     ^~~~~~~
libsystem.c: In function ‘spawnProcessor’:
importinc/netpbm/pm_config.h:351:19: warning: ignoring return value of ‘pipe’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  351 |   #define pm_pipe pipe
libsystem.c:199:9: note: in expansion of macro ‘pm_pipe’
  199 |         pm_pipe(stdoutpipe);
      |         ^~~~~~~
cmd_name.c: In function ‘cmd_name’:
cmd_name.c:35:1: warning: old-style function definition [-Wold-style-definition]
   35 | cmd_name( argv )
      | ^~~~~~~~
rle_error.c: In function ‘rle_alloc_error’:
rle_error.c:46:1: warning: old-style function definition [-Wold-style-definition]
   46 | rle_alloc_error( pgm, name )
      | ^~~~~~~~~~~~~~~
rle_error.c: In function ‘rle_get_error’:
rle_error.c:76:1: warning: old-style function definition [-Wold-style-definition]
   76 | rle_get_error( code, pgmname, fname )
      | ^~~~~~~~~~~~~
rle_getskip.c: In function ‘rle_getskip’:
rle_getskip.c:59:1: warning: old-style function definition [-Wold-style-definition]
   59 | rle_getskip( the_hdr )
      | ^~~~~~~~~~~
rle_getrow.c: In function ‘rle_debug’:
rle_getrow.c:258:1: warning: old-style function definition [-Wold-style-definition]
  258 | rle_debug( on_off )
      | ^~~~~~~~~
rle_getrow.c: In function ‘rle_get_setup’:
rle_getrow.c:92:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   92 |     fread(&setup, 1, SETUPSIZE, infile);  /* assume VAX packing */
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rle_getrow.c:108:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  108 |         fread((char *)bg_color, 1, 1 + (setup.h_ncolors / 2) * 2, infile);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rle_getrow.c:151:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  151 |         fread(maptemp, 2, maplen, infile);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rle_getrow.c:173:13: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  173 |             fread(comment_buf, 1, evenlen, infile);
      |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rle_getrow.c: In function ‘rle_getrow’:
rle_getrow.c:438:17: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  438 |                 fread((char *)scanc, 1, nc, infile);
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rle_hdr.c: In function ‘rle_names’:
rle_hdr.c:50:1: warning: old-style function definition [-Wold-style-definition]
   50 | rle_names( the_hdr, pgmname, fname, img_num )
      | ^~~~~~~~~
rle_hdr.c: In function ‘rle_hdr_cp’:
rle_hdr.c:121:1: warning: old-style function definition [-Wold-style-definition]
  121 | rle_hdr_cp( from_hdr, to_hdr )
      | ^~~~~~~~~~
rle_hdr.c: In function ‘rle_hdr_clear’:
rle_hdr.c:224:1: warning: old-style function definition [-Wold-style-definition]
  224 | rle_hdr_clear( the_hdr )
      | ^~~~~~~~~~~~~
rle_hdr.c: In function ‘rle_hdr_init’:
rle_hdr.c:274:1: warning: old-style function definition [-Wold-style-definition]
  274 | rle_hdr_init( the_hdr )
      | ^~~~~~~~~~~~
rle_open_f.c: In function ‘rle_close_f’:
rle_open_f.c:342:1: warning: old-style function definition [-Wold-style-definition]
  342 | rle_close_f( fd )
      | ^~~~~~~~~~~
rle_putrow.c: In function ‘rle_putrow’:
rle_putrow.c:239:1: warning: old-style function definition [-Wold-style-definition]
  239 | rle_putrow(rows, rowlen, the_hdr)
      | ^~~~~~~~~~
rle_putrow.c: In function ‘rle_skiprow’:
rle_putrow.c:536:1: warning: old-style function definition [-Wold-style-definition]
  536 | rle_skiprow( the_hdr, nrow )
      | ^~~~~~~~~~~
rle_putrow.c: In function ‘rle_put_init’:
rle_putrow.c:558:1: warning: old-style function definition [-Wold-style-definition]
  558 | rle_put_init( the_hdr )
      | ^~~~~~~~~~~~
rle_putrow.c: In function ‘rle_put_setup’:
rle_putrow.c:596:1: warning: old-style function definition [-Wold-style-definition]
  596 | rle_put_setup( the_hdr )
      | ^~~~~~~~~~~~~
rle_putrow.c: In function ‘rle_puteof’:
rle_putrow.c:615:1: warning: old-style function definition [-Wold-style-definition]
  615 | rle_puteof( the_hdr )
      | ^~~~~~~~~~
rle_putrow.c: In function ‘rgb_to_bw’:
rle_putrow.c:683:1: warning: old-style function definition [-Wold-style-definition]
  683 | rgb_to_bw( red_row, green_row, blue_row, bw_row, rowlen )
      | ^~~~~~~~~
rle_row_alc.c: In function ‘rle_row_alloc’:
rle_row_alc.c:58:1: warning: old-style function definition [-Wold-style-definition]
   58 | rle_row_alloc( the_hdr, scanp )
      | ^~~~~~~~~~~~~
rle_row_alc.c: In function ‘rle_row_free’:
rle_row_alc.c:116:1: warning: old-style function definition [-Wold-style-definition]
  116 | rle_row_free( the_hdr, scanp )
      | ^~~~~~~~~~~~
scanargs.c: In function ‘_do_scanargs’:
scanargs.c:96:1: warning: old-style function definition [-Wold-style-definition]
   96 | _do_scanargs( argc, argv, format, argl )
      | ^~~~~~~~~~~~
scanargs.c: In function ‘scan_usage’:
scanargs.c:679:1: warning: old-style function definition [-Wold-style-definition]
  679 | scan_usage( argv, format )
      | ^~~~~~~~~~
scanargs.c: In function ‘prformat’:
scanargs.c:714:1: warning: old-style function definition [-Wold-style-definition]
  714 | prformat (format, recurse)
      | ^~~~~~~~
scanargs.c: In function ‘isnum’:
scanargs.c:866:1: warning: old-style function definition [-Wold-style-definition]
  866 | isnum( str, typchr, comma_list )
      | ^~~~~
bioradtopgm.c: In function ‘main’:
bioradtopgm.c:26:1: warning: old-style function definition [-Wold-style-definition]
   26 | main( argc, argv )
      | ^~~~
hipstopgm.c: In function ‘read_hips_header’:
hipstopgm.c:57:1: warning: old-style function definition [-Wold-style-definition]
   57 | read_hips_header( fd, hP )
      | ^~~~~~~~~~~~~~~~
lispmtopgm.c: In function ‘main’:
lispmtopgm.c:32:1: warning: old-style function definition [-Wold-style-definition]
   32 | main( argc, argv )
      | ^~~~
lispmtopgm.c: In function ‘getinit’:
lispmtopgm.c:78:1: warning: old-style function definition [-Wold-style-definition]
   78 | getinit( file, colsP, rowsP, depthP, padrightP )
      | ^~~~~~~
lispmtopgm.c: In function ‘depth_to_word_size’:
lispmtopgm.c:133:1: warning: old-style function definition [-Wold-style-definition]
  133 | depth_to_word_size (depth)
      | ^~~~~~~~~~~~~~~~~~
lispmtopgm.c: In function ‘getval’:
lispmtopgm.c:155:1: warning: old-style function definition [-Wold-style-definition]
  155 | getval( file )
      | ^~~~~~
mfwddct.c: In function ‘reference_fwd_dct’:
mfwddct.c:134:13: warning: old-style function definition [-Wold-style-definition]
  134 | static void reference_fwd_dct(block, dest)
      |             ^~~~~~~~~~~~~~~~~
mfwddct.c: In function ‘mp_fwd_dct_fast’:
mfwddct.c:189:1: warning: old-style function definition [-Wold-style-definition]
  189 | mp_fwd_dct_fast(data2d, dest2d)
      | ^~~~~~~~~~~~~~~
mfwddct.c: In function ‘mp_fwd_dct_block2’:
mfwddct.c:332:1: warning: old-style function definition [-Wold-style-definition]
  332 | mp_fwd_dct_block2(data, dest)
      | ^~~~~~~~~~~~~~~~~
pgmtofs.c: In function ‘main’:
pgmtofs.c:21:1: warning: old-style function definition [-Wold-style-definition]
   21 | main( argc, argv )
      | ^~~~
pgmtofs.c: In function ‘putinit’:
pgmtofs.c:89:1: warning: old-style function definition [-Wold-style-definition]
   89 | putinit( cols, rows, bps )
      | ^~~~~~~
postdct.c: In function ‘Mpost_UnQuantZigBlock’:
postdct.c:193:1: warning: old-style function definition [-Wold-style-definition]
  193 | Mpost_UnQuantZigBlock(in, out, qscale, iblock)
      | ^~~~~~~~~~~~~~~~~~~~~
postdct.c: In function ‘Mpost_QuantZigBlock’:
postdct.c:278:1: warning: old-style function definition [-Wold-style-definition]
  278 | Mpost_QuantZigBlock(in, out, qscale, iblock)
      | ^~~~~~~~~~~~~~~~~~~
postdct.c: In function ‘Mpost_RLEHuffIBlock’:
postdct.c:390:1: warning: old-style function definition [-Wold-style-definition]
  390 | Mpost_RLEHuffIBlock(in, out)
      | ^~~~~~~~~~~~~~~~~~~
postdct.c: In function ‘Mpost_RLEHuffPBlock’:
postdct.c:475:1: warning: old-style function definition [-Wold-style-definition]
  475 | Mpost_RLEHuffPBlock(in, out)
      | ^~~~~~~~~~~~~~~~~~~
postdct.c: In function ‘CalcRLEHuffLength’:
postdct.c:580:1: warning: old-style function definition [-Wold-style-definition]
  580 | CalcRLEHuffLength(in)
      | ^~~~~~~~~~~~~~~~~
pbmtoppa.c: In function ‘print_pbm’:
pbmtoppa.c:126:13: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  126 |             fgets (line, 1024, in);
      |             ^~~~~~~~~~~~~~~~~~~~~~
mheaders.c: In function ‘GenMBType’:
mheaders.c:298:1: warning: old-style function definition [-Wold-style-definition]
  298 | GenMBType(bbPtr, pict_code_type, mb_quant, motion_forw, motion_back,
      | ^~~~~~~~~
mheaders.c: In function ‘GenBlockPattern’:
mheaders.c:475:1: warning: old-style function definition [-Wold-style-definition]
  475 | GenBlockPattern(bbPtr, mb_pattern)
      | ^~~~~~~~~~~~~~~
mheaders.c: In function ‘GenMBAddrIncr’:
mheaders.c:501:1: warning: old-style function definition [-Wold-style-definition]
  501 | GenMBAddrIncr(bbPtr, addr_incr)
      | ^~~~~~~~~~~~~
mheaders.c: In function ‘GenPictHead’:
mheaders.c:528:1: warning: old-style function definition [-Wold-style-definition]
  528 | GenPictHead(bbPtr, temp_ref, code_type, vbv_delay, full_pel_forw_flag,
      | ^~~~~~~~~~~
mheaders.c: In function ‘SetGOPStartTime’:
mheaders.c:644:1: warning: old-style function definition [-Wold-style-definition]
  644 | SetGOPStartTime(index)
      | ^~~~~~~~~~~~~~~
mheaders.c: In function ‘Mhead_GenPictureHeader’:
mheaders.c:665:1: warning: old-style function definition [-Wold-style-definition]
  665 | Mhead_GenPictureHeader(bbPtr, frameType, pictCount, f_code)
      | ^~~~~~~~~~~~~~~~~~~~~~
mheaders.c: In function ‘Mhead_GenSequenceEnder’:
mheaders.c:865:1: warning: old-style function definition [-Wold-style-definition]
  865 | Mhead_GenSequenceEnder(bbPtr)
      | ^~~~~~~~~~~~~~~~~~~~~~
mheaders.c: In function ‘Mhead_GenGOPHeader’:
mheaders.c:885:1: warning: old-style function definition [-Wold-style-definition]
  885 | Mhead_GenGOPHeader(bbPtr, drop_frame_flag, tc_hrs, tc_min, tc_sec, tc_pict,
      | ^~~~~~~~~~~~~~~~~~
mheaders.c: In function ‘Mhead_GenSliceHeader’:
mheaders.c:983:1: warning: old-style function definition [-Wold-style-definition]
  983 | Mhead_GenSliceHeader(bbPtr, verticalPos, qscale, extra_info, extra_info_size)
      | ^~~~~~~~~~~~~~~~~~~~
mheaders.c: In function ‘Mhead_GenSliceEnder’:
mheaders.c:1026:1: warning: old-style function definition [-Wold-style-definition]
 1026 | Mhead_GenSliceEnder(bbPtr)
      | ^~~~~~~~~~~~~~~~~~~
mheaders.c: In function ‘Mhead_GenMBHeader’:
mheaders.c:1046:1: warning: old-style function definition [-Wold-style-definition]
 1046 | Mhead_GenMBHeader(bbPtr, pict_code_type, addr_incr, q_scale,
      | ^~~~~~~~~~~~~~~~~
In file included from /usr/include/string.h:535,
                 from cutswath.c:13:
In function ‘memset’,
    inlined from ‘cut_pbm_swath’ at cutswath.c:252:2:
/usr/include/bits/string_fortified.h:59:10: warning: ‘__builtin_memset’ specified size between 18446744072635809792 and 18446744073709551615 exceeds maximum object size 9223372036854775807 [-Wstringop-overflow=]
   59 |   return __builtin___memset_chk (__dest, __ch, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   60 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~
In function ‘memset’,
    inlined from ‘cut_pbm_swath’ at cutswath.c:263:2:
/usr/include/bits/string_fortified.h:59:10: warning: ‘__builtin_memset’ specified size between 18446744072635809792 and 18446744073709551615 exceeds maximum object size 9223372036854775807 [-Wstringop-overflow=]
   59 |   return __builtin___memset_chk (__dest, __ch, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   60 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~
/usr/include/bits/string_fortified.h:59:10: warning: ‘__builtin_memset’ specified size between 18446744072635809792 and 18446744073709551615 exceeds maximum object size 9223372036854775807 [-Wstringop-overflow=]
In function ‘memset’,
    inlined from ‘cut_pbm_swath’ at cutswath.c:279:2:
/usr/include/bits/string_fortified.h:59:10: warning: ‘__builtin_memset’ specified size between 18446744072635809792 and 18446744073709551615 exceeds maximum object size 9223372036854775807 [-Wstringop-overflow=]
   59 |   return __builtin___memset_chk (__dest, __ch, __len,
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   60 |                                  __glibc_objsize0 (__dest));
      |                                  ~~~~~~~~~~~~~~~~~~~~~~~~~~
mpeg.c: In function ‘SetGOPSize’:
mpeg.c:1256:1: warning: old-style function definition [-Wold-style-definition]
 1256 | SetGOPSize(size)
      | ^~~~~~~~~~
mpeg.c: In function ‘ComputeDHMSTime’:
mpeg.c:1484:1: warning: old-style function definition [-Wold-style-definition]
 1484 | ComputeDHMSTime(someTime, timeText)
      | ^~~~~~~~~~~~~~~
atktopbm.c: In function ‘ReadATKRaster’:
atktopbm.c:271:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  271 |     fscanf(ifP, " %d ", &version);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
atktopbm.c:280:9: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  280 |         fscanf(ifP, " %u %ld %ld %ld %ld %ld %ld",
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  281 |                &options, &xscale, &yscale, &xoffset,
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  282 |                &yoffset, &subwidth, &subheight);
      |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
atktopbm.c:288:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  288 |     fscanf(ifP, " %5s", keyword);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
atktopbm.c:292:5: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  292 |     fscanf(ifP, " %d %d %d ", &objectid, &width, &height);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
param.c: In function ‘processIqtable’:
param.c:511:9: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  511 |         fgets(input, 256, fpointer);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~
param.c: In function ‘readNiqTable’:
param.c:619:9: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  619 |         fgets(input, sizeof(input), fpointer);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ddbugtopbm.c: In function ‘main’:
ddbugtopbm.c:111:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  111 |     fread(buf, 1, 64, in);
      |     ^~~~~~~~~~~~~~~~~~~~~
ddbugtopbm.c:113:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  113 |     fread(buf, 1, 14, in);
      |     ^~~~~~~~~~~~~~~~~~~~~
ddbugtopbm.c:122:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  122 |         fread(buf, 1, 8, in);
      |         ^~~~~~~~~~~~~~~~~~~~
ddbugtopbm.c:134:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  134 |         fread(buf, 1, 16*1024, in);  /* XXX crappy! */
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~
readframe.c: In function ‘ReadEYUV’:
readframe.c:504:1: warning: old-style function definition [-Wold-style-definition]
  504 | ReadEYUV(mf, fpointer, width, height)
      | ^~~~~~~~
readframe.c: In function ‘ReadAYUV’:
readframe.c:570:1: warning: old-style function definition [-Wold-style-definition]
  570 | ReadAYUV(mf, fpointer, width, height)
      | ^~~~~~~~
readframe.c: In function ‘SeparateLine’:
readframe.c:628:1: warning: old-style function definition [-Wold-style-definition]
  628 | SeparateLine(fpointer, lineptr, width)
      | ^~~~~~~~~~~~
readframe.c: In function ‘ReadY’:
readframe.c:714:1: warning: old-style function definition [-Wold-style-definition]
  714 | ReadY(mf, fpointer, width, height)
      | ^~~~~
readframe.c: In function ‘ReadSub4’:
readframe.c:761:1: warning: old-style function definition [-Wold-style-definition]
  761 | ReadSub4(mf, fpointer, width, height)
      | ^~~~~~~~
readframe.c: In function ‘DoGamma’:
readframe.c:824:1: warning: old-style function definition [-Wold-style-definition]
  824 | DoGamma(mf, w, h)
      | ^~~~~~~
readframe.c: In function ‘DoKillDim’:
readframe.c:879:1: warning: old-style function definition [-Wold-style-definition]
  879 | DoKillDim(mf, w, h)
      | ^~~~~~~~~
jrevdct.c: In function ‘mpeg_jrevdct’:
jrevdct.c:175:1: warning: old-style function definition [-Wold-style-definition]
  175 | mpeg_jrevdct(data)
      | ^~~~~~~~~~~~
jrevdct.c: In function ‘mpeg_jrevdct_quick’:
jrevdct.c:187:1: warning: old-style function definition [-Wold-style-definition]
  187 | mpeg_jrevdct_quick(data)
      | ^~~~~~~~~~~~~~~~~~
jrevdct.c: In function ‘reference_rev_dct’:
jrevdct.c:1243:6: warning: old-style function definition [-Wold-style-definition]
 1243 | void reference_rev_dct(block)
      |      ^~~~~~~~~~~~~~~~~
In file included from /usr/include/inttypes.h:25,
                 from importinc/netpbm/pm_config.h:4,
                 from jas_stream.c:120:
/usr/include/features.h:194:3: warning: #warning "_BSD_SOURCE and _SVID_SOURCE are deprecated, use _DEFAULT_SOURCE" [-Wcpp]
  194 | # warning "_BSD_SOURCE and _SVID_SOURCE are deprecated, use _DEFAULT_SOURCE"
      |   ^~~~~~~
util.c: In function ‘read_shorts’:
util.c:52:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   52 |     fread (pixel, 2, count, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
identify.c: In function ‘identify’:
identify.c:335:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  335 |     fread (head, 1, 32, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~
pbmto4425.c: In function ‘set_vmap’:
pbmto4425.c:38:1: warning: old-style function definition [-Wold-style-definition]
   38 | set_vmap(x, y)
      | ^~~~~~~~
pbmto4425.c: In function ‘fill_map’:
pbmto4425.c:52:1: warning: old-style function definition [-Wold-style-definition]
   52 | fill_map(pbmfp)
      | ^~~~~~~~
camera.c: In function ‘nikon_is_compressed’:
camera.c:231:3: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  231 |   fread (test, 1, 256, ifp);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘nikon_e2100’:
camera.c:267:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  267 |     fread (t, 1, 12, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘pentax_optio33’:
camera.c:285:3: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  285 |   fread (tail, 1, sizeof tail, ifp);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘minolta_z2’:
camera.c:301:3: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  301 |   fread (tail, 1, sizeof tail, ifp);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘nikon_e2100_load_raw’:
camera.c:319:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  319 |     fread (data, 1, width*3/2, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘olympus_e300_load_raw’:
camera.c:570:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  570 |     fread (data, 1, dwide, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘eight_bit_load_raw’:
camera.c:605:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  605 |     fread (pixel, 1, raw_width, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘casio_qv5700_load_raw’:
camera.c:620:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  620 |     fread (data, 1, 3232, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘kodak_dc120_load_raw’:
camera.c:843:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  843 |     fread (pixel, 848, 1, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘kodak_easy_load_raw’:
camera.c:881:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  881 |     fread (pixel, 1, raw_width, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘sony_load_raw’:
camera.c:1070:3: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1070 |   fread (head, 1, 40, ifp);
      |   ^~~~~~~~~~~~~~~~~~~~~~~~
camera.c:1078:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1078 |     fread (pixelrow, 2, raw_width, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘parse_ciff’:
camera.c:1183:7: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1183 |       fread (make, 64, 1, ifp);
      |       ^~~~~~~~~~~~~~~~~~~~~~~~
camera.c:1185:7: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1185 |       fread (model, 64, 1, ifp);
      |       ^~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘parse_rollei’:
camera.c:1278:5: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1278 |     fgets (line, 128, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘parse_mos’:
camera.c:1319:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1319 |         fread (data, 1, 8, ifp);
      |         ^~~~~~~~~~~~~~~~~~~~~~~
camera.c:1321:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1321 |         fread (data, 1, 40, ifp);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~
camera.c:1326:17: warning: ignoring return value of ‘fscanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1326 |                 fscanf (ifp, "%d", neut+i);
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘parse_tiff_ifd’:
camera.c:1583:5: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1583 |     fgets (make, 64, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~
camera.c:1586:5: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1586 |     fgets (model, 64, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~
camera.c:1598:5: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1598 |     fgets (software, 64, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~
camera.c:1624:5: warning: ignoring return value of ‘fgets’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1624 |     fgets (model2, 64, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~
camera.c:1628:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1628 |     fread (cfa_pat, 1, plen, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c:1647:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1647 |     fread (cfa_pc, 1, colors, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
camera.c: In function ‘parse_makernote’:
camera.c:1372:3: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
 1372 |   fread (buf, 1, 10, ifp);
      |   ^~~~~~~~~~~~~~~~~~~~~~~
frametype.c: In function ‘FType_PastRef’:
frametype.c:172:1: warning: old-style function definition [-Wold-style-definition]
  172 | FType_PastRef(currFrameNum)
      | ^~~~~~~~~~~~~
pbmtobbnbg.c: In function ‘main’:
pbmtobbnbg.c:25:1: warning: old-style function definition [-Wold-style-definition]
   25 | main(argc,argv)
      | ^~~~
pbmtobbnbg.c: In function ‘write16’:
pbmtobbnbg.c:115:1: warning: old-style function definition [-Wold-style-definition]
  115 | write16 (word)
      | ^~~~~~~
specifics.c: In function ‘Parse_Specifics_File’:
specifics.c:203:6: warning: old-style function definition [-Wold-style-definition]
  203 | void Parse_Specifics_File(fp)
      |      ^~~~~~~~~~~~~~~~~~~~
specifics.c: In function ‘Parse_Specifics_File_v1’:
specifics.c:251:6: warning: old-style function definition [-Wold-style-definition]
  251 | void Parse_Specifics_File_v1(fp)
      |      ^~~~~~~~~~~~~~~~~~~~~~~
specifics.c: In function ‘AddSlc’:
specifics.c:484:6: warning: old-style function definition [-Wold-style-definition]
  484 | void AddSlc(c, snum, qs)
      |      ^~~~~~
specifics.c: In function ‘AddBs’:
specifics.c:520:18: warning: old-style function definition [-Wold-style-definition]
  520 | Block_Specifics *AddBs(c,bnum,rel,qs)
      |                  ^~~~~
specifics.c: In function ‘SpecLookup’:
specifics.c:565:5: warning: old-style function definition [-Wold-style-definition]
  565 | int SpecLookup(fn,typ,num,info,start_qs)
      |     ^~~~~~~~~~
specifics.c: In function ‘SpecTypeLookup’:
specifics.c:699:5: warning: old-style function definition [-Wold-style-definition]
  699 | int SpecTypeLookup(fn)
      |     ^~~~~~~~~~~~~~
specifics.c: In function ‘Specifics_Init’:
specifics.c:160:9: warning: ignoring return value of ‘system’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  160 |         system(command);
      |         ^~~~~~~~~~~~~~~
specifics.c:167:9: warning: ignoring return value of ‘system’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  167 |         system(command);
      |         ^~~~~~~~~~~~~~~
specifics.c:182:9: warning: ignoring return value of ‘system’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  182 |         system(command);
      |         ^~~~~~~~~~~~~~~
foveon.c: In function ‘foveon_load_camf’:
foveon.c:202:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  202 |     fread (meta_data, 1, meta_length, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
rate.c: In function ‘MB_RateOut’:
rate.c:618:3: warning: old-style function definition [-Wold-style-definition]
  618 |   MB_RateOut(type)
      |   ^~~~~~~~~~
rate.c: In function ‘incNumBlocks’:
rate.c:661:6: warning: old-style function definition [-Wold-style-definition]
  661 | void incNumBlocks(num)
      |      ^~~~~~~~~~~~
rate.c: In function ‘incMacroBlockBits’:
rate.c:682:6: warning: old-style function definition [-Wold-style-definition]
  682 | void incMacroBlockBits(num)
      |      ^~~~~~~~~~~~~~~~~
rate.c: In function ‘needQScaleChange’:
rate.c:701:5: warning: old-style function definition [-Wold-style-definition]
  701 | int needQScaleChange(oldQScale, blk0, blk1, blk2, blk3)
      |     ^~~~~~~~~~~~~~~~
rate.c: In function ‘checkBufferFullness’:
rate.c:768:6: warning: old-style function definition [-Wold-style-definition]
  768 | void checkBufferFullness (oldQScale)
      |      ^~~~~~~~~~~~~~~~~~~
rate.c: In function ‘checkSpatialActivity’:
rate.c:797:6: warning: old-style function definition [-Wold-style-definition]
  797 | void checkSpatialActivity(blk0, blk1, blk2, blk3)
      |      ^~~~~~~~~~~~~~~~~~~~
opts.c: In function ‘Mpost_UnQuantZigBlockLaplace’:
opts.c:377:1: warning: old-style function definition [-Wold-style-definition]
  377 | Mpost_UnQuantZigBlockLaplace(in, out, qscale, iblock)
      | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
parallel.c: In function ‘WaitForDecodedFrame’:
parallel.c:375:3: warning: old-style function definition [-Wold-style-definition]
  375 |   WaitForDecodedFrame(id)
      |   ^~~~~~~~~~~~~~~~~~~
parallel.c: In function ‘cleanup_fork’:
parallel.c:543:13: warning: old-style function definition [-Wold-style-definition]
  543 | static void cleanup_fork( dummy )       /* try to kill all child processes */
      |             ^~~~~~~~~~~~
parallel.c: In function ‘safe_fork’:
parallel.c:571:12: warning: old-style function definition [-Wold-style-definition]
  571 | static int safe_fork(command)       /* fork child process and remember its PID */
      |            ^~~~~~~~~
canon.c: In function ‘canon_600_load_raw’:
canon.c:19:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   19 |         fread (data, 1120, 1, ifp);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~
canon.c: In function ‘canon_a5_load_raw’:
canon.c:51:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   51 |         fread (data, raw_width * 10 / 8, 1, ifp);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
canon.c: In function ‘canon_has_lowbits’:
canon.c:88:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   88 |     fread (test, 1, sizeof test, ifp);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ljpeg.c: In function ‘ljpeg_start’:
ljpeg.c:33:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   33 |     fread (data, 2, 1, ifP);
      |     ^~~~~~~~~~~~~~~~~~~~~~~
ljpeg.c:38:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   38 |         fread (data, 2, 2, ifP);
      |         ^~~~~~~~~~~~~~~~~~~~~~~
ljpeg.c:48:13: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   48 |             fread (data, 1, dataLen, ifP);
      |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pframe.c: In function ‘SetPQScale’:
pframe.c:891:3: warning: old-style function definition [-Wold-style-definition]
  891 |   SetPQScale(qP)
      |   ^~~~~~~~~~
pframe.c: In function ‘ComputeHalfPixelData’:
pframe.c:1008:3: warning: old-style function definition [-Wold-style-definition]
 1008 |   ComputeHalfPixelData(frame)
      |   ^~~~~~~~~~~~~~~~~~~~
bframe.c: In function ‘SetBQScale’:
bframe.c:1152:1: warning: old-style function definition [-Wold-style-definition]
 1152 | SetBQScale(qB)
      | ^~~~~~~~~~
psearch.c: In function ‘ShowPMVHistogram’:
psearch.c:796:1: warning: old-style function definition [-Wold-style-definition]
  796 | ShowPMVHistogram(fpointer)
      | ^~~~~~~~~~~~~~~~
psearch.c: In function ‘ShowBBMVHistogram’:
psearch.c:841:1: warning: old-style function definition [-Wold-style-definition]
  841 | ShowBBMVHistogram(fpointer)
      | ^~~~~~~~~~~~~~~~~
psearch.c: In function ‘ShowBFMVHistogram’:
psearch.c:888:1: warning: old-style function definition [-Wold-style-definition]
  888 | ShowBFMVHistogram(fpointer)
      | ^~~~~~~~~~~~~~~~~
pbmtoplot.c: In function ‘puttwo’:
pbmtoplot.c:18:1: warning: old-style function definition [-Wold-style-definition]
   18 | puttwo( i )
      | ^~~~~~
pbmtoplot.c: In function ‘main’:
pbmtoplot.c:26:1: warning: old-style function definition [-Wold-style-definition]
   26 | main( argc, argv )
      | ^~~~
jpeg.c: In function ‘JMovie2JPEG’:
jpeg.c:302:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  302 |     fread(junk,sizeof(int),1,inFile);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
jpeg.c:314:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  314 |         fread(&(inoffsets[i]), sizeof(int), 1, inFile);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
jpeg.c:323:9: warning: ignoring return value of ‘read’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  323 |         read(fd, &(op_code), 1);
      |         ^~~~~~~~~~~~~~~~~~~~~~~
jpeg.c:325:13: warning: ignoring return value of ‘read’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  325 |             read(fd,junk,audiosize);
      |             ^~~~~~~~~~~~~~~~~~~~~~~
jpeg.c:326:13: warning: ignoring return value of ‘read’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  326 |             read(fd, &(op_code), 1);
      |             ^~~~~~~~~~~~~~~~~~~~~~~
jpeg.c:329:9: warning: ignoring return value of ‘read’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  329 |         read(fd, jpeg_size, 4);
      |         ^~~~~~~~~~~~~~~~~~~~~~
jpeg.c:330:9: warning: ignoring return value of ‘read’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  330 |         read(fd, &(inbuffer[607]), size);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
gouldtoppm.c: In function ‘main’:
gouldtoppm.c:21:1: warning: old-style function definition [-Wold-style-definition]
   21 | main( argc, argv )
      | ^~~~
gouldtoppm.c: In function ‘getgouldheader’:
gouldtoppm.c:94:1: warning: old-style function definition [-Wold-style-definition]
   94 | getgouldheader( infile, cols, nlines, bytesperline, bitsperpixel, NB)
      | ^~~~~~~~~~~~~~
gouldtoppm.c: In function ‘main’:
gouldtoppm.c:63:33: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   63 |                                 fread(pbuffer, 1, 1, ifp);
      |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~
gouldtoppm.c:68:33: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   68 |                                 fread(pbuffer, 2, 1, ifp);
      |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~
gouldtoppm.c:73:33: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   73 |                                 fread(pbuffer, 3, 1, ifp);
      |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~
gouldtoppm.c:78:33: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   78 |                                 fread(pbuffer, 3, 1, ifp);
      |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~
imgtoppm.c: In function ‘main’:
imgtoppm.c:54:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   54 |     fread( buf, 8, 1, ifp );
      |     ^~~~~~~~~~~~~~~~~~~~~~~
mtvtoppm.c: In function ‘main’:
mtvtoppm.c:16:1: warning: old-style function definition [-Wold-style-definition]
   16 | main( argc, argv )
      | ^~~~
pcxtoppm.c: In function ‘pcx_unpack_pixels’:
pcxtoppm.c:328:1: warning: old-style function definition [-Wold-style-definition]
  328 | pcx_unpack_pixels(pixels, bitplanes, bytesperline, planes, bitsperpixel)
      | ^~~~~~~~~~~~~~~~~
pcxtoppm.c: In function ‘pcx_planes_to_pixels’:
pcxtoppm.c:393:1: warning: old-style function definition [-Wold-style-definition]
  393 | pcx_planes_to_pixels(pixels, bitplanes, bytesperline, planes, bitsperpixel)
      | ^~~~~~~~~~~~~~~~~~~~
pi1toppm.c: In function ‘main’:
pi1toppm.c:22:1: warning: old-style function definition [-Wold-style-definition]
   22 | main( argc, argv )
      | ^~~~
ppmtoacad.c: In function ‘outrun’:
ppmtoacad.c:50:13: warning: old-style function definition [-Wold-style-definition]
   50 | static void outrun(color, ysize, y, xstart, xend)
      |             ^~~~~~
ppmtoacad.c: In function ‘slideout’:
ppmtoacad.c:152:13: warning: old-style function definition [-Wold-style-definition]
  152 | static void slideout(xdots, ydots, ncolors, red, green, blue)
      |             ^~~~~~~~
ppmtoacad.c: In function ‘main’:
ppmtoacad.c:264:5: warning: old-style function definition [-Wold-style-definition]
  264 | int main(argc, argv)
      |     ^~~~
params.c: In function ‘ask_and_set’:
params.c:436:10: warning: ignoring return value of ‘scanf’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  436 |          scanf (MAXSTRLEN_SCANF, answer);
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
gemtopnm.c: In function ‘main’:
gemtopnm.c:56:1: warning: old-style function definition [-Wold-style-definition]
   56 | main(argc, argv)
      | ^~~~
gemtopnm.c: In function ‘getinit’:
gemtopnm.c:259:1: warning: old-style function definition [-Wold-style-definition]
  259 | getinit (file, colsP, rowsP, padrightP, patlenP, planesP)
      | ^~~~~~~
gemtopnm.c: In function ‘main’:
gemtopnm.c:161:17: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  161 |                 fread (pattern, 1, patlen, f);
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ppmtolj.c: In function ‘compress_row_delta’:
ppmtolj.c:57:1: warning: old-style function definition [-Wold-style-definition]
   57 | compress_row_delta(op, prev_op, cp, bufsize)
      | ^~~~~~~~~~~~~~~~~~
ppmtopi1.c: In function ‘main’:
ppmtopi1.c:23:1: warning: old-style function definition [-Wold-style-definition]
   23 | main( argc, argv )
      | ^~~~
ppmtopj.c: In function ‘compress_row’:
ppmtopj.c:77:1: warning: old-style function definition [-Wold-style-definition]
   77 | compress_row(op, oe, cp)
      | ^~~~~~~~~~~~
ppmtopj.c: In function ‘main’:
ppmtopj.c:91:5: warning: old-style function definition [-Wold-style-definition]
   91 | int main(argc, argv)
      |     ^~~~
ppmtopuzz.c: In function ‘main’:
ppmtopuzz.c:19:1: warning: old-style function definition [-Wold-style-definition]
   19 | main( argc, argv )
      | ^~~~
ppmtosixel.c: In function ‘main’:
ppmtosixel.c:36:1: warning: old-style function definition [-Wold-style-definition]
   36 | main( argc, argv )
      | ^~~~
ppmtosixel.c: In function ‘WriteRawImage’:
ppmtosixel.c:144:1: warning: old-style function definition [-Wold-style-definition]
  144 | WriteRawImage( cht, rows, cols )
      | ^~~~~~~~~~~~~
ppmtosixel.c: In function ‘WritePackedImage’:
ppmtosixel.c:166:1: warning: old-style function definition [-Wold-style-definition]
  166 | WritePackedImage( cht, rows, cols )
      | ^~~~~~~~~~~~~~~~
rgb3toppm.c: In function ‘main’:
rgb3toppm.c:16:1: warning: old-style function definition [-Wold-style-definition]
   16 | main( argc, argv )
      | ^~~~
qrttoppm.c: In function ‘main’:
qrttoppm.c:16:1: warning: old-style function definition [-Wold-style-definition]
   16 | main( argc, argv )
      | ^~~~
pdbimgtopam.c: In function ‘pdbheadRead’:
pdbimgtopam.c:441:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  441 |     fread(pdbHeadP->name, 1, 32, fileP);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c:450:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  450 |     fread(pdbHeadP->type, 1, 4,  fileP);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c:451:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  451 |     fread(pdbHeadP->id,   1, 4,  fileP);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c: In function ‘rechdrRead’:
pdbimgtopam.c:484:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  484 |         fread(&rechdrP->unknown[0], 1, 3, fileP);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c:485:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  485 |         fread(&rechdrP->rec_type,   1, 1, fileP);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c:494:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  494 |         fread(&rechdrP->unknown[0], 1, 3, fileP);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c:495:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  495 |         fread(&rechdrP->rec_type,   1, 1, fileP);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c:501:13: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  501 |             fread(rechdrP->extra, 1, rechdrP->n_extra, fileP);
      |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c:510:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  510 |         fread(&rechdrP->unknown[0], 1, 3, fileP);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c:511:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  511 |         fread(&rechdrP->rec_type,   1, 1, fileP);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c: In function ‘imageReadHeader’:
pdbimgtopam.c:283:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  283 |     fread(&imgP->name, 1, 32, fileP);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c:286:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  286 |     fread(&imgP->reserved1, 1, 4, fileP);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c:287:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  287 |     fread(&imgP->note, 1, 4, fileP);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
pdbimgtopam.c:290:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  290 |     fread(&imgP->reserved2, 1, 4, fileP);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
spctoppm.c: In function ‘main’:
spctoppm.c:29:1: warning: old-style function definition [-Wold-style-definition]
   29 | main( argc, argv )
      | ^~~~
spctoppm.c: In function ‘DoBitmap’:
spctoppm.c:117:1: warning: old-style function definition [-Wold-style-definition]
  117 | DoBitmap( ifp )
      | ^~~~~~~~
spctoppm.c: In function ‘DoColormap’:
spctoppm.c:179:1: warning: old-style function definition [-Wold-style-definition]
  179 | DoColormap( ifp )
      | ^~~~~~~~~~
tgatoppm.c: In function ‘readtga’:
tgatoppm.c:243:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  243 |         fread( junk, 1, (int) tgaP->IdLength, ifP );
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ximtoppm.c: In function ‘ReadXim’:
ximtoppm.c:300:1: warning: old-style function definition [-Wold-style-definition]
  300 | ReadXim(in_fp, xim)
      | ^~~~~~~
rast.c: In function ‘mem_create’:
rast.c:23:1: warning: old-style function definition [-Wold-style-definition]
   23 | mem_create( w, h, depth )
      | ^~~~~~~~~~
rast.c: In function ‘mem_free’:
rast.c:65:1: warning: old-style function definition [-Wold-style-definition]
   65 | mem_free( p )
      | ^~~~~~~~
rast.c: In function ‘pr_dump’:
rast.c:74:1: warning: old-style function definition [-Wold-style-definition]
   74 | pr_dump( p, out, colormap, type, copy_flag )
      | ^~~~~~~
rast.c: In function ‘pr_load_colormap’:
rast.c:338:1: warning: old-style function definition [-Wold-style-definition]
  338 | pr_load_colormap( in, hP, colormap )
      | ^~~~~~~~~~~~~~~~
rast.c: In function ‘pr_load_image’:
rast.c:413:1: warning: old-style function definition [-Wold-style-definition]
  413 | pr_load_image( in, hP, colormap )
      | ^~~~~~~~~~~~~
yuvsplittoppm.c: In function ‘main’:
yuvsplittoppm.c:230:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  230 |         fread(y1buf, cmdline.width,   1, yf);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
yuvsplittoppm.c:231:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  231 |         fread(y2buf, cmdline.width,   1, yf);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
yuvsplittoppm.c:232:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  232 |         fread(ubuf,  cmdline.width/2, 1, uf);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
yuvsplittoppm.c:233:9: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  233 |         fread(vbuf,  cmdline.width/2, 1, vf);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sldtoppm.c: In function ‘slider’:
sldtoppm.c:384:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  384 |     fread(slfrof.slh, 17, 1, slfile);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sldtoppm.c:385:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  385 |     fread(&slfrof.sntype, sizeof(char), 1, slfile);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sldtoppm.c:386:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  386 |     fread(&slfrof.slevel, sizeof(char), 1, slfile);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sldtoppm.c:387:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  387 |     fread(&slfrof.sxdots, sizeof(short), 1, slfile);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sldtoppm.c:388:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  388 |     fread(&slfrof.sydots, sizeof(short), 1, slfile);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sldtoppm.c:389:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  389 |     fread(ubfr, 4, 1, slfile);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~
sldtoppm.c:390:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  390 |     fread(&slfrof.shwfill, sizeof(short), 1, slfile);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sldtoppm.c:391:5: warning: ignoring return value of ‘fread’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  391 |     fread(&rtest, sizeof rtest, 1, slfile);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
sirtopnm.c: In function ‘main’:
sirtopnm.c:15:5: warning: old-style function definition [-Wold-style-definition]
   15 | int main( argc, argv )
      |     ^~~~
zeisstopnm.c: In function ‘main’:
zeisstopnm.c:55:1: warning: old-style function definition [-Wold-style-definition]
   55 | main( argc, argv )
      | ^~~~
tifftopnm.c: In function ‘readscanline’:
tifftopnm.c:495:9: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
  495 |         const uint16 * const scanbuf16 = (const uint16 *) scanbuf;
      |         ^~~~~
tifftopnm.c:495:9: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
tifftopnm.c:501:9: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
  501 |         const uint32 * const scanbuf32 = (const uint32 *) scanbuf;
      |         ^~~~~
tifftopnm.c:501:9: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
tifftopnm.c: At top level:
tifftopnm.c:1456:1: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
 1456 | convertTiffRaster(uint32 *        const raster,
      | ^~~~~~~~~~~~~~~~~
tifftopnm.c: In function ‘convertTiffRaster’:
tifftopnm.c:1480:9: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
 1480 |         uint32 * rp;
      |         ^~~~~~
tifftopnm.c:1488:13: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
 1488 |             uint32 const tiffPixel = *rp++;
      |             ^~~~~~
tifftopnm.c: At top level:
tifftopnm.c:1519:33: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
 1519 |                                 uint32 *           const raster,
      |                                 ^~~~~~
tifftopnm.c: In function ‘convertRasterInMemory’:
tifftopnm.c:1597:17: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
 1597 |                 uint32 * raster;
      |                 ^~~~~~
tiff.c:26:8: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
   26 |        tagvalmap    const tagvallist[]) {
      |        ^~~~~~~~~
tiff.c: In function ‘putShort’:
tiff.c:98:5: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
   98 |     uint16 const num = number(value, tagvallist);
      |     ^~~~~~
tiff.c: In function ‘putLong’:
tiff.c:111:5: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
  111 |     uint32 const num = number(value, tagvallist);
      |     ^~~~~~
tiff.c: In function ‘putCountBytes’:
tiff.c:137:5: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
  137 |     uint32 const len = strlen(value)/2;
      |     ^~~~~~
tiff.c:140:5: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
  140 |     uint32 i;
      |     ^~~~~~
pnmtotiffcmyk.c:422:3: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
  422 |   uint32 iRow ;
      |   ^~~~~~
pnmtotiffcmyk.c:424:3: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
  424 |   uint32 rowsperstrip ;
      |   ^~~~~~
pnmtotiffcmyk.c:425:3: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
  425 |   uint16 compression ;
      |   ^~~~~~
pnmtotiffcmyk.c:426:3: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
  426 |   uint16 fillorder ;
      |   ^~~~~~
pnmtotiffcmyk.c:427:3: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
  427 |   uint16 predictor ;
      |   ^~~~~~
pnmtotiffcmyk.c:428:3: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
  428 |   uint16 lowdotrange ;
      |   ^~~~~~
pnmtotiffcmyk.c:429:3: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
  429 |   uint16 highdotrange ;
      |   ^~~~~~
pnmtotiffcmyk.c: In function ‘tiffOpt’:
pnmtotiffcmyk.c:473:7: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
  473 |       t->predictor = (uint16)lVal ;
      |       ^
pnmtotiffcmyk.c:479:7: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
  479 |       t->rowsperstrip = (uint32)lVal ;
      |       ^
pnmtotiffcmyk.c:486:7: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
  486 |       t->lowdotrange = (uint16)lVal ;
      |       ^
pnmtotiffcmyk.c:493:7: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
  493 |       t->highdotrange = (uint16)lVal ;
      |       ^
pnmtotiffcmyk.c: In function ‘tiffOpen’:
pnmtotiffcmyk.c:541:3: warning: ‘uint16’ is deprecated [-Wdeprecated-declarations]
  541 |   uint16 bitspersample = MAXTIFFBITS ;
      |   ^~~~~~
pnmtotiffcmyk.c:551:3: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
  551 |   TIFFSetField( t->tiff, TIFFTAG_IMAGEWIDTH, (uint32)r->nCols ) ;
      |   ^~~~~~~~~~~~
pnmtotiffcmyk.c:552:3: warning: ‘uint32’ is deprecated [-Wdeprecated-declarations]
  552 |   TIFFSetField( t->tiff, TIFFTAG_IMAGELENGTH, (uint32)r->nRows ) ;
      |   ^~~~~~~~~~~~
pbmlife.c: In function ‘main’:
pbmlife.c:16:1: warning: old-style function definition [-Wold-style-definition]
   16 | main( argc, argv )
      | ^~~~
pgmabel.c: In function ‘main’:
pgmabel.c:158:5: warning: old-style function definition [-Wold-style-definition]
  158 | int main( argc, argv )
      |     ^~~~
ppmtv.c: In function ‘main’:
ppmtv.c:17:5: warning: old-style function definition [-Wold-style-definition]
   17 | int main(argc, argv)
      |     ^~~~
ppmdim.c: In function ‘main’:
ppmdim.c:28:5: warning: old-style function definition [-Wold-style-definition]
   28 | int main(argc, argv)
      |     ^~~~
ppmflash.c: In function ‘main’:
ppmflash.c:28:5: warning: old-style function definition [-Wold-style-definition]
   28 | int main(argc, argv)
      |     ^~~~
pbmupc.c: In function ‘main’:
pbmupc.c:35:1: warning: old-style function definition [-Wold-style-definition]
   35 | main( argc, argv )
      | ^~~~
pbmupc.c: In function ‘alldig’:
pbmupc.c:152:1: warning: old-style function definition [-Wold-style-definition]
  152 | alldig( cp )
      | ^~~~~~
pbmupc.c: In function ‘putdigit’:
pbmupc.c:162:1: warning: old-style function definition [-Wold-style-definition]
  162 | putdigit( d, bits, row0, col0 )
      | ^~~~~~~~
ppmforge.c: In function ‘fourn’:
ppmforge.c:270:13: warning: old-style function definition [-Wold-style-definition]
  270 | static void fourn(data, nn, ndim, isign)
      |             ^~~~~
ppmforge.c: In function ‘initgauss’:
ppmforge.c:345:13: warning: old-style function definition [-Wold-style-definition]
  345 | static void initgauss(seed)
      |             ^~~~~~~~~
ppmforge.c: In function ‘spectralsynth’:
ppmforge.c:374:13: warning: old-style function definition [-Wold-style-definition]
  374 | static void spectralsynth(x, n, h)
      |             ^~~~~~~~~~~~~
ppmforge.c: In function ‘temprgb’:
ppmforge.c:440:13: warning: old-style function definition [-Wold-style-definition]
  440 | static void temprgb(temp, r, g, b)
      |             ^~~~~~~
ppmforge.c: In function ‘etoile’:
ppmforge.c:467:13: warning: old-style function definition [-Wold-style-definition]
  467 | static void etoile(pix)
      |             ^~~~~~