[pygi] Search for python-config-${VERSION} when python${VERSION}-config is not found

[Simon van der Linden <svdlinden src gnome org>]

commit e604a89e9dc1a79687ef5fb94af7a2182be07dfb
Author: Alex Dedul <rotmer gmail com>
Date:   Sat Nov 14 21:39:15 2009 +0100

    Search for python-config-${VERSION} when python${VERSION}-config is not found
    
    On Gentoo, notably, the config tool is named python-config-${VERSION}, while on
    Fedora and Ubuntu, it is named python${VERSION}-config.
    
    Signed-off-by: Simon van der Linden <svdlinden src gnome org>

 configure.ac |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 42e25aa..6658869 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,9 +18,12 @@ AM_PROG_LIBTOOL
 # Python
 AM_PATH_PYTHON(2.5.2)
 
-AC_PATH_TOOL(PYTHON_CONFIG, "/python${PYTHON_VERSION}-config")
+AC_PATH_TOOL(PYTHON_CONFIG, "python${PYTHON_VERSION}-config")
 if test -z "$PYTHON_CONFIG"; then
-	AC_MSG_ERROR(Python development tools not found)
+	AC_PATH_TOOL(PYTHON_CONFIG, "python-config-${PYTHON_VERSION}")
+	if test -z "$PYTHON_CONFIG"; then
+		AC_MSG_ERROR(Python development tools not found)
+	fi
 fi
 PYTHON_INCLUDES=`$PYTHON_CONFIG --includes`
 AC_SUBST(PYTHON_INCLUDES)