[gdk-pixbuf] Don't use AC_PATH_PROG

[Matthias Clasen <matthiasc src gnome org>]

commit 2cab0ca9fa3e59a09d80191defb66acbd086e685
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Nov 9 23:17:36 2012 -0500

    Don't use AC_PATH_PROG
    
    AC_PATH_PROG is problematic for cross compliation.
    Use AC_CHECK_TOOLS instead.
    https://bugzilla.gnome.org/show_bug.cgi?id=671516

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 36b1f31..5062c5b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -152,7 +152,7 @@ LT_OUTPUT
 AC_SYS_LARGEFILE
 
 AM_PROG_AS
-AC_PATH_PROG(NM, nm, nm)
+AC_CHECK_TOOLS(NM, nm, nm)
 
 AC_MSG_CHECKING([for some Win32 platform])
 AS_CASE(["$host"],