Link mail(1) to mailx per POSIX. Mail(1) isn't 100% POSIX compliant,

but it is pretty close.

Not objected to by: -standards

usr.bin/mail/Makefile

@@ -9,8 +9,8 @@ WARNS?=	0
 FILES=	mail.help mail.tildehelp
 FILESDIR=	${SHAREDIR}/misc
 EFILES=	mail.rc
-LINKS=	${BINDIR}/mail ${BINDIR}/Mail
-MLINKS=	mail.1 Mail.1
+LINKS=	${BINDIR}/mail ${BINDIR}/Mail ${BINDIR}/mail ${BINDIR}/mailx
+MLINKS=	mail.1 Mail.1 mail.1 mailx.1
 
 .PATH: ${.CURDIR}/misc
 

usr.bin/mail/mail.1

@@ -37,7 +37,8 @@
 .Os
 .Sh NAME
 .Nm mail ,
-.Nm Mail
+.Nm Mail ,
+.Nm mailx
 .Nd send and receive mail
 .Sh SYNOPSIS
 .Nm
@@ -1162,7 +1163,9 @@ not useful to the general user.
 Usually,
 .Nm
 is just a link to
-.Nm Mail ,
+.Nm Mail
+and
+.Nm mailx ,
 which can be confusing.
 .Pp
 The name of the