Imported from libpng-1.2.7beta1.tar
diff --git a/scripts/makefile.hpgcc b/scripts/makefile.hpgcc
index 0302715..4ffacbd 100644
--- a/scripts/makefile.hpgcc
+++ b/scripts/makefile.hpgcc
@@ -41,7 +41,7 @@
 #RANLIB=echo
 
 PNGMAJ = 0
-PNGMIN = 1.2.6
+PNGMIN = 1.2.7beta1
 PNGVER = $(PNGMAJ).$(PNGMIN)
 LIBNAME = libpng12
 
@@ -176,7 +176,17 @@
 install: install-static install-shared install-man install-config
 
 # If you installed in $(DESTDIR), test-installed won't work until you
-# move the library to its final location.
+# move the library to its final location.  Use test-dd to test it
+# before then.
+
+test-dd:
+	echo
+	echo Testing installed dynamic shared library in $(DL).
+	$(CC) -I$(DI) -I$(ZLIBINC) \
+	   `$(BINPATH)/libpng12-config --cflags` pngtest.c \
+	   -L$(DL) -L$(ZLIBLIB) -W1,-rpath,$(DL) -Wl,-rpath,$(ZLIBLIB) \
+	   -o pngtestd `$(BINPATH)/libpng12-config --ldflags`
+	./pngtestd pngtest.png
 
 test-installed:
 	echo