Fixed "make clean".

src/libraries/regex/ChangeLog

+Sat Feb 19 05:47:32 1994  Per Cederqvist  (ceder@lysator.liu.se)
+
+	* Makefile.in (clean et c): Fixed the clean rules.
+
 Wed Oct 13 00:58:41 1993  Per Cederqvist  (ceder@lysator.liu.se)
 
-	* Makefile.in (clean et c): Cooy clean rules from the LysKOM
+	* Makefile.in (clean et c): Copy clean rules from the LysKOM
 	project.
 	* Makefile.in (SUBDIRS): Renamed subdirs to SUBDIRS.