When libpng is not present the following build warning is seen:
../texturator.c:98:13: warning: 'png' defined but not used [-Wunused-variable]
static bool png;
Fix it by only defining the png variable when HAVE_LIBPNG is defined.
Signed-off-by: Fabio Estevam <feste...@gmail.com>
---
texturator.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/texturator.c b/texturator.c
index 2675244..a450dfe 100644
--- a/texturator.c
+++ b/texturator.c
@@ -95,7 +95,9 @@ static int error_frames;
static int zoom = 1;
static bool full;
static bool stop;
+#ifdef HAVE_LIBPNG
static bool png;
+#endif
static GLenum target;
static struct size {
unsigned x, y, z;
--
2.17.1
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