Include libpng/png.h instead of png.h.

diff --git a/src/xfns.c b/src/xfns.c
index ac36b8c0ef28626aa347a206d6b4a68dd89154b4..cdea92ec63ab300f868788cc374acb921d605ec2 100644 (file)
--- a/src/xfns.c
+++ b/src/xfns.c
@@ -7421,7 +7421,7 @@ pbm_load (f, img)
 
 #if HAVE_PNG
 
-#include <png.h>
+#include <libpng/png.h>
 
 /* Function prototypes.  */