$NetBSD: patch-ah,v 1.1 2010/06/13 22:45:30 wiz Exp $

--- fvwm-insitu/libs/Fpng.h.orig	2008-12-09 12:52:20.000000000 +0000
+++ fvwm-insitu/libs/Fpng.h
@@ -444,7 +444,7 @@ typedef Fpng_struct  **Fpng_structpp;
 #define Fpng_set_packing(a) png_set_packing(a)
 #define Fpng_set_gray_to_rgb(a) png_set_gray_to_rgb(a)
 #define Fpng_get_bit_depth(a,b) png_get_bit_depth(a,b)
-#define Fpng_set_gray_1_2_4_to_8(a) png_set_gray_1_2_4_to_8(a)
+#define Fpng_set_gray_1_2_4_to_8(a) png_set_expand_gray_1_2_4_to_8(a)
 #define Fpng_get_valid(a,b,c) png_get_valid(a,b,c)
 #define Fpng_read_end(a,b) png_read_end(a,b)
 #define Fpng_set_interlace_handling(a) png_set_interlace_handling(a)