Author :
millert
Date :
2020-02-09 14:59:20
Hash :e1869fb3 Message :Use sysexits.h exit values to distinguish between tempfail and permfail.
Unix MTAs use the exit value of the MDA (here mail.local) to determine
whether or not a failure to deliver mail should be considered to be
a temporary or permanent failure. OK semarie@ beck@