3442 sgs checks should be run in normal builds

@@ -134,10 +134,12 @@
 $(MSGDIR):      $(MSGSUBDIRS) FRC
                 @ cd $@; pwd; $(MAKE) $(TARGET)
 
 chkmsg:         libconv $(MSGSUBDIRS) FRC
 
+check:          chkmsg
+
 # built from lib/Makefile
 install_lib:    FRC
                 @ cd lex; pwd; $(MAKE) $@
                 @ cd yacc; pwd; $(MAKE) $@