Snippets for netpbm 11.15.3 from Nix aarch64-darwin

Sourced from https://hydra.nixos.org/log/24qsmipifkpfmapxhl725dj6wx9c7r4i-netpbm-11.15.3.drv.

• pmfileio.c:1057:32: warning: unknown warning group '-Wduplicated-cond', ignored [-Wunknown-warning-option]
   1057 | #pragma GCC diagnostic ignored "-Wduplicated-cond"
        |                                ^
  

• pmfileio.c:1119:32: warning: unknown warning group '-Wduplicated-cond', ignored [-Wunknown-warning-option]
   1119 | #pragma GCC diagnostic ignored "-Wduplicated-cond"
        |                                ^
  

• libpam.c:466:32: warning: unknown warning group '-Wstringop-truncation', ignored [-Wunknown-warning-option]
    466 | #pragma GCC diagnostic ignored "-Wstringop-truncation"
        |                                ^
  

• cmd_name.c:35:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
     35 | cmd_name( argv )
        | ^
  

• rle_getskip.c:59:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
     59 | rle_getskip( the_hdr )
        | ^
  

• rle_putrow.c:231:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
    231 | rle_putrow(rows, rowlen, the_hdr)
        | ^
  

• rle_putrow.c:520:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
    520 | rle_put_init( the_hdr )
        | ^
  

• rle_putrow.c:560:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
    560 | rle_put_setup( the_hdr )
        | ^
  

• rle_putrow.c:583:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
    583 | rle_puteof( the_hdr )
        | ^
  

• rle_row_alc.c:58:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
     58 | rle_row_alloc( the_hdr, scanp )
        | ^
  

• rle_row_alc.c:117:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
    117 | rle_row_free( the_hdr, scanp )
        | ^
  

• pbmtozinc.c:47:32: warning: unknown warning group '-Wdangling-pointer', ignored [-Wunknown-warning-option]
     47 | #pragma GCC diagnostic ignored "-Wdangling-pointer"
        |                                ^
  

• ppmtorgb3.c:29:32: warning: unknown warning group '-Wdangling-pointer', ignored [-Wunknown-warning-option]
     29 | #pragma GCC diagnostic ignored "-Wdangling-pointer"
        |                                ^
  

• read.c:262:43: warning: 'fscanf' may overflow; destination buffer in argument 3 has size 1024, but the corresponding specifier may require size 1025 [-Wfortify-source]
    262 |       if (fscanf (input, MAXSTRLEN_SCANF, magic) != 1)
        |                                           ^
  

• getopt.c:208:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
    208 | my_index (str, chr)
        | ^
  

• getopt.c:285:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
    285 | exchange (argv)
        | ^
  

• getopt.c:348:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
    348 | _getopt_initialize (argc, argv, optstring)
        | ^
  

• getopt.c:460:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
    460 | _getopt_internal (argc, argv, optstring, longopts, longind, long_only)
        | ^
  

• getopt.c:916:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
    916 | getopt (argc, argv, optstring)
        | ^
  

• getopt1.c:68:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
     68 | getopt_long (argc, argv, options, long_options, opt_index)
        | ^
  

• getopt1.c:86:1: warning: a function definition without a prototype is deprecated in all versions of C and is not supported in C23 [-Wdeprecated-non-prototype]
     86 | getopt_long_only (argc, argv, options, long_options, opt_index)
        | ^
  

• params.c:636:32: warning: 'scanf' may overflow; destination buffer in argument 2 has size 1024, but the corresponding specifier may require size 1025 [-Wfortify-source]
    636 |         scanf(MAXSTRLEN_SCANF, answer);
        |                                ^
  

• pamrestack.c:324:63: warning: implicit conversion from 'unsigned long' to 'double' changes value from 18446744073709551615 to 18446744073709551616 [-Wimplicit-const-int-float-conversion]
    324 |     if(inputPointersWidth > SIZE_MAX || outputPointersWidth > SIZE_MAX)
        |                                                             ~ ^~~~~~~~
  

• pamrestack.c:324:29: warning: implicit conversion from 'unsigned long' to 'double' changes value from 18446744073709551615 to 18446744073709551616 [-Wimplicit-const-int-float-conversion]
    324 |     if(inputPointersWidth > SIZE_MAX || outputPointersWidth > SIZE_MAX)
        |                           ~ ^~~~~~~~