CVS: cvs.openbsd.org: src

[Ted Unangst]

CVSROOT:        /cvs
Module name:    src
Changes by:     t...@cvs.openbsd.org    2019/01/07 13:50:44

Modified files:
        bin/ksh        : mail.c 

Log message:
short circuit mail check if MAIL is unset. ok anton