diff options
Diffstat (limited to 'Build/source/libs/gd/libgd-src/src/webpng.c')
-rw-r--r-- | Build/source/libs/gd/libgd-src/src/webpng.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/Build/source/libs/gd/libgd-src/src/webpng.c b/Build/source/libs/gd/libgd-src/src/webpng.c index 6faa9097674..2dff83294cf 100644 --- a/Build/source/libs/gd/libgd-src/src/webpng.c +++ b/Build/source/libs/gd/libgd-src/src/webpng.c @@ -26,6 +26,8 @@ /* Bring in the gd library functions */ #include "gd.h" +#define KEEP_TRANS (-100) + static const char argv0[] = "webpng"; static void usage(const char *msg) @@ -74,7 +76,7 @@ main(int argc, char **argv) int interlace = -100; int list_color_table = 0; - int trans_col = -1; + int trans_col = KEEP_TRANS; int report_details = 0; int print_alpha = 0; @@ -251,7 +253,7 @@ main(int argc, char **argv) else if (interlace == 0) gdImageInterlace(im, 0); - if (trans_col != -100) + if (trans_col != KEEP_TRANS) gdImageColorTransparent(im, trans_col); if (use_stdin_stdout) { |