diff -u clamav-0.97.8+dfsg/debian/common_functions clamav-0.97.8+dfsg/debian/common_functions
--- clamav-0.97.8+dfsg/debian/common_functions
+++ clamav-0.97.8+dfsg/debian/common_functions
@@ -147,7 +147,7 @@
         value=`grep ^$variable $CLAMAVCONF | head -n1 | sed -e s/$variable\ //`
         ;;
         *)
-        value=`grep ^$variable $CLAMAVCONF | head -n1 | awk '{print $2}'`
+        value=`grep ^$variable[[:space:]] $CLAMAVCONF | head -n1 | awk '{print $2}'`
         ;;
       esac
       if [ -z "$value" ]; then 
diff -u clamav-0.97.8+dfsg/debian/changelog clamav-0.97.8+dfsg/debian/changelog
--- clamav-0.97.8+dfsg/debian/changelog
+++ clamav-0.97.8+dfsg/debian/changelog
@@ -1,3 +1,11 @@
+clamav (0.97.8+dfsg-1ubuntu5) saucy; urgency=low
+
+  * debian/common_functions
+    - Fix slurp_config() that is sometimes not discriminative
+    enough which leads to invalid configuration files (LP: #799623)
+
+ -- Louis Bouchard <louis.bouchard@ubuntu.com>  Tue, 11 Feb 2014 11:33:29 +0100
+
 clamav (0.97.8+dfsg-1ubuntu4) saucy; urgency=low
 
   * Use dh_autotools-dev to update config.{sub,guess} for AArch64.