Add extra path info to help Mac OS X find the right Python.h and compile msexport. Previously, it was doing nothing because it found multiple directories where it expected one.

git-svn-id: http://svn.osgeo.org/qgis/trunk@4991 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: telwertowski

acinclude.m4

@@ -696,8 +696,11 @@ AC_MSG_CHECKING(for python build information)
    ax_python_bin=$PYTHON_BIN
    if test x$ax_python_bin != x; then
       AC_CHECK_LIB($ax_python_bin, main, ax_python_lib=$ax_python_bin, ax_python_lib=no)
+      if test `echo ${host} | grep '.*-darwin.*'`; then
+        python_prefix=/System/Library/Frameworks/Python.framework/*/
+      fi
       AC_CHECK_HEADER([$ax_python_bin/Python.h],
-      [[ax_python_header=`locate $ax_python_bin/Python.h | sed -e s,/Python.h,,`]],
+      [[ax_python_header=`locate $python_prefix$ax_python_bin/Python.h | sed -e s,/Python.h,,`]],
       ax_python_header=no)
       if test $ax_python_lib != no; then
         if test $ax_python_header != no; then