File jpeg-8-am-prog-ar.patch of Package mingw64-jpeg

--- configure.ac	2012-06-02 12:46:45.891608586 +0200
+++ configure.ac	2012-06-02 12:47:24.520070669 +0200
@@ -43,6 +43,7 @@
 AC_PROG_INSTALL
 AC_PROG_MAKE_SET
 AC_PROG_LN_S
+m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
 
 # Check if LD supports linker scripts,
 # and define automake conditional HAVE_LD_VERSION_SCRIPT if so.