[gimp] Lower libpng requirement to 1.2.37 to make them stop whining

[Michael Natterer <mitch src gnome org>]

commit 499b0f1a495e24865529d282a31edc897c8bb09c
Author: Michael Natterer <mitch gimp org>
Date:   Sun Jan 31 17:54:14 2010 +0100

    Lower libpng requirement to 1.2.37 to make them stop whining

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index d83b1d1..b2058d4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -60,7 +60,7 @@ m4_define([dbus_glib_required_version], [0.70])
 m4_define([libhal_required_version], [0.5.7])
 m4_define([exif_required_version], [0.6.15])
 m4_define([lcms_required_version], [1.16])
-m4_define([libpng_required_version], [1.2.42])
+m4_define([libpng_required_version], [1.2.37])
 
 
 AC_INIT([GIMP], [gimp_version],