applying patch, closes #11309

[wxWidgets.git] / configure.in

diff --git a/configure.in b/configure.in
index 4c93b62d696b267a6c1fac4aef048f3c429d0483..bec42d48ff0139ac5b656d7ee8c28e4a949d8573 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -2519,7 +2519,7 @@ if test "$wxUSE_LIBPNG" != "no" ; then
             AC_CHECK_HEADER(png.h,,, [ ])
 
             if test "$ac_cv_header_png_h" = "yes"; then
-                AC_CHECK_LIB(png, png_check_sig, PNG_LINK=" -lpng -lz", , [-lz -lm])
+                AC_CHECK_LIB(png, png_sig_cmp, PNG_LINK=" -lpng -lz", , [-lz -lm])
             fi
 
             if test "x$PNG_LINK" = "x" ; then