--- config.m4.orig  2008-06-12 00:02:16.000000000 +0200

+++ config.m4   2008-06-12 00:03:07.000000000 +0200

@@ -16,10 +16,10 @@

   if test "$PHP_RRDTOOL" != "yes"; then

   AC_MSG_CHECKING(if rrdtool specified path is valid)

-    if test -r $PHP_RRDTOOL/include/rrd.h && test -f $PHP_RRDTOOL/lib/librrd.$SHLIB_SUFFIX_NAME -o -f $PHP_RRDTOOL/lib/librrd.a; then # path given as parameter

+    if test -r $PHP_RRDTOOL/include/rrd.h && test -f $PHP_RRDTOOL/lib64/librrd.$SHLIB_SUFFIX_NAME -o -f $PHP_RRDTOOL/lib64/librrd.a; then # path given as parameter

       RRDTOOL_DIR=$PHP_RRDTOOL

       RRDTOOL_INCDIR=$PHP_RRDTOOL/include

-      RRDTOOL_LIBDIR=$PHP_RRDTOOL/lib

+      RRDTOOL_LIBDIR=$PHP_RRDTOOL/lib64

     AC_MSG_RESULT([yes])

     else

     AC_MSG_RESULT([no])

@@ -41,7 +41,7 @@

     dnl Library path

     AC_MSG_CHECKING([for rrdtool library files in default path])

     for i in librrd.$SHLIB_SUFFIX_NAME librrd.a; do

-      test -f $RRDTOOL_DIR/lib/$i && RRDTOOL_LIBDIR=$RRDTOOL_DIR/lib

+      test -f $RRDTOOL_DIR/lib64/$i && RRDTOOL_LIBDIR=$RRDTOOL_DIR/lib64

     done

     if test -z "$RRDTOOL_LIBDIR"; then

       AC_MSG_RESULT([not found])

​