diff --git a/configure b/configure
index 7e9637c81..e60b62f5c 100755
--- a/configure
+++ b/configure
@@ -15791,6 +15791,8 @@ else
 fi
 
 
+srcdir=`cd $srcdir && pwd`
+
 INCLUDE="-I$srcdir/include"
 if test x$srcdir != x.; then
     INCLUDE="-Iinclude $INCLUDE"
diff --git a/configure.in b/configure.in
index f7a002440..9446838b9 100644
--- a/configure.in
+++ b/configure.in
@@ -57,6 +57,9 @@ AC_PROG_INSTALL
 AC_PROG_MAKE_SET
 AC_CHECK_TOOL(WINDRES, [windres], [:])
 
+dnl Make sure that srcdir is a full pathname
+srcdir=`cd $srcdir && pwd`
+
 dnl Set up the compiler and linker flags
 INCLUDE="-I$srcdir/include"
 if test x$srcdir != x.; then