bashrc.cust: Add 'getalias' function

bashrc.cust

@@ -33,4 +33,8 @@ alias wget='wget --hsts-file /dev/null'
 function cust-error {
 	echo "ERROR: Invalid argument(s)!"
 	exit 1
+}
+
+function getalias {
+	alias "$1" |cut -d "=" -f 2- |sed "s/.//; s/.$//"
 }