Snippets for tiff 4.7.1 from FreeBSD 150arm64

Sourced from https://pkg-status.freebsd.org/ampere5/data/latest-per-pkg/tiff/4.7.1_1/150arm64-default.log.

• /wrkdirs/usr/ports/graphics/tiff/work/tiff-4.7.1/tools/tiff2pdf.c:2573:13: warning: variable 'tsdummy' set but not used [-Wunused-but-set-variable]
   2573 |     tsize_t tsdummy = 0;
        |             ^
  

• /wrkdirs/usr/ports/graphics/tiff/work/tiff-4.7.1/tools/tiff2pdf.c:3264:13: warning: variable 'tsdummy' set but not used [-Wunused-but-set-variable]
   3264 |     tsize_t tsdummy = 0;
        |             ^
  

• /wrkdirs/usr/ports/graphics/tiff/work/tiff-4.7.1/tools/tiffcrop.c:1845:12: warning: variable 'good_args' set but not used [-Wunused-but-set-variable]
   1845 |     int c, good_args = 0;
        |            ^