From: Gerd Moellmann <gerd@gnu.org>
Date: Tue, 21 Nov 2000 10:41:33 +0000 (+0000)
Subject: (HAVE_PNG): Check for the presence of
X-Git-Tag: emacs-pretest-21.0.92~250
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=79cdd3b029fba34fb463ba619277474e552f7c16;p=emacs.git

(HAVE_PNG): Check for the presence of
png_get_channels to rule out older PNG libs.
---

diff --git a/configure.in b/configure.in
index 54ea7a70fa0..c62f6c3c305 100644
--- a/configure.in
+++ b/configure.in
@@ -1839,7 +1839,7 @@ if test "${HAVE_X11}" = "yes"; then
     old_c_flags="${CFLAGS}"
     CFLAGS="${LD_SWITCH_X_SITE} ${CFLAGS}"
     AC_CHECK_HEADER(png.h,
-      AC_CHECK_LIB(png, png_set_expand, HAVE_PNG=yes, , -lX11 -lz -lm))
+      AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lX11 -lz -lm))
     CFLAGS="${old_c_flags}"
   fi