move (redundant) ifdef checks from source to build files

We've been tracking program deps in the build files, so it ends up
being redundant for a lot of our test/example programs.  Clean them
up, and update some of the cmake/automake files as needed.

1 files changed, 0 insertions, 9 deletions

diff --git a/examples/nnquant.c b/examples/nnquant.c
index 33ed523..91139b5 100644
--- a/examples/nnquant.c
+++ b/examples/nnquant.c
@@ -12,17 +12,12 @@ void save_png(gdImagePtr im, const char *filename)
 		fprintf(stderr, "Can't save png image %s\n", filename);
 		return;
 	}
-#ifdef HAVE_LIBPNG
 	gdImagePng(im, fp);
-#else
-	printf("No PNG support. Cannot save image.\n");
-#endif
 	fclose(fp);
 }
 
 int main()
 {
-#ifdef HAVE_JPEG
 	gdImagePtr im, im2;
 	FILE *fp;
 	char path[2048];
@@ -56,9 +51,5 @@ int main()
 	save_png(im, "a_jquant_dither.png");
 
 	gdImageDestroy(im);
-#else
-	printf("JPEG support is required for this example. Please recompile GD with JPEG or change this example to use another format as input.");
-	return 1;
-#endif
 	return 0;
 }