many little changes: removed some lint complaints; max_int and max_unsigned

are now constants if NOCROSS is defined; added lexstrict and expr_strict,
and changed calls where needed

lang/cem/cemcom.ansi/decspecs.c

@@ -16,8 +16,6 @@
 extern char options[];
 extern int level;
 extern char *symbol2str();
-extern char *type2str();
-extern char *qual2str();
 extern struct type *qualifier_type();
 
 struct decspecs null_decspecs;