Index: cf.defs.h
===================================================================
--- cf.defs.h	(revision 46)
+++ cf.defs.h	(working copy)
@@ -879,6 +879,7 @@
    cfcr,
    cfn,
    cfdblquote,
+   cfcolon,
    cfquote,
    cfdollar,
    cfrepchar,
Index: varstring.c
===================================================================
--- varstring.c	(revision 46)
+++ varstring.c	(working copy)
@@ -79,6 +79,7 @@
    "cr",
    "n",
    "dblquote",
+   "colon",
    "quote",
    "dollar",
    "repchar",
@@ -695,6 +696,15 @@
                 }
              strcat(buffer,"\'");
              break;
+
+	 case cfcolon:
+             if (ExpandOverflow(buffer," "))
+                { 
+                FatalError("Can't expandvarstring");
+                }
+             strcat(buffer,":");
+             break;
+
              
          case cfdollar: