scripts/rhel-rpm-functions: Use ${...//...} instead of setting the IFS variable

git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@8899 d57e44dd-8a1f-0410-8b47-8ef2f437770f

scripts/rhel-rpm-functions

@@ -11,9 +11,7 @@ function get_srpm_urls() {
     distro="$1"
     releasever="$2"
     arch="$3"
-    IFS=.
-    set -- "$2"
-    unset IFS
+    set -- ${2//./ }
     releasevermajor="$1"
     releaseverminor="$2"
 
@@ -67,9 +65,7 @@ function get_rpm_urls() {
     distro="$1"
     releasever="$2"
     arch="$3"
-    IFS=.
-    set -- "$2"
-    unset IFS
+    set -- ${2//./ }
     releasevermajor="$1"
     releaseverminor="$2"