Set OSMESA_VERSION=8.

VERSION_NUMBER is not required anymore. So it will be removed.

Reviewed-by: Adam Jackson <ajax@redhat.com>
diff --git a/configure.ac b/configure.ac
index f7f1605..e2904b5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -26,6 +26,10 @@
 LT_PREREQ([2.2])
 LT_INIT([disable-static])
 
+dnl Set internal versions
+OSMESA_VERSION=8
+AC_SUBST([OSMESA_VERSION])
+
 dnl Versions for external dependencies
 LIBDRM_REQUIRED=2.4.24
 LIBDRM_RADEON_REQUIRED=2.4.39
@@ -1921,10 +1925,6 @@
 AM_CONDITIONAL(HAVE_X86_64_ASM, echo "$DEFINES" | grep 'X86_64_ASM' >/dev/null 2>&1)
 AM_CONDITIONAL(HAVE_SPARC_ASM, echo "$DEFINES" | grep 'SPARC_ASM' >/dev/null 2>&1)
 
-# To pass as an argument to libtool's -version-number flag
-VERSION_NUMBER=`echo "$VERSION" | $SED 's/\./:/g'`
-AC_SUBST([VERSION_NUMBER])
-
 dnl prepend CORE_DIRS to SRC_DIRS
 SRC_DIRS="$CORE_DIRS $SRC_DIRS"