build-sys: cosmetics, avoid useless m4 quotes

Signed-off-by: Ruediger Meier <ruediger.meier@ga-group.nl>

diff --git a/configure.ac b/configure.ac
index 7f4f79e1535a41246749a3eea2a564c5a414bac5..dddc6a9ca7566d5445e05a01a5edec280c1d528c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -24,7 +24,7 @@ PACKAGE_VERSION_MAJOR=$(echo $PACKAGE_VERSION | awk -F. '{print $1}')
 PACKAGE_VERSION_MINOR=$(echo $PACKAGE_VERSION | awk -F. '{
                                                    sub("-.*","",$2); print $2}')
 PACKAGE_VERSION_RELEASE=$(echo $PACKAGE_VERSION | awk -F. '{
-                     sub("-.*","",$3); print $3 ~ /^@<:@[0-9]@:>@+$/ ? $3 : 0}')
+                     sub("-.*","",$3); print $3 ~ /^@<:@0-9@:>@+$/ ? $3 : 0}')
 
 dnl libblkid version
 LIBBLKID_VERSION="$PACKAGE_VERSION_MAJOR.$PACKAGE_VERSION_MINOR.$PACKAGE_VERSION_RELEASE"