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-rw-r--r--GNUmakefile4
1 files changed, 2 insertions, 2 deletions
diff --git a/GNUmakefile b/GNUmakefile
index 780ec870..cc90672c 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -270,10 +270,10 @@ ifneq ($(X11LIB),NONE)
   MERGELIBS += $(X11LIB)
 endif
 
-ifeq ($(shell libpng-config --version),)
+ifeq ($(shell libpng$(PNGVER)-config --version),)
   PNGLD = $(shell $(LIBOPT) $(LIBOPTR) $(PNGLIB) $(ZLIB))
 else
-  PNGLD = $(shell libpng-config --ldflags)
+  PNGLD = $(shell libpng$(PNGVER)-config --ldflags)
 endif
 
 ifeq ($(shell xml2-config --version),)