jtc 3ed5680e46 Use err() routine for error messages. ... If string does not match \( \) subexpression, return a null string.		1993-08-17 16:01:23 +00:00
..
Makefile	…
TODO	…
expr.1	Document that string comparisons are done using the locale specific	1993-08-16 23:22:49 +00:00
expr.y	Use err() routine for error messages.	1993-08-17 16:01:23 +00:00