Once again, reject IRIX m4.
commit83294abba1e858e99b558a541b13d4eba53e5daa
authorEric Blake <ebb9@byu.net>
Mon, 1 Oct 2007 22:22:54 +0000 (1 16:22 -0600)
committerEric Blake <ebb9@byu.net>
Mon, 1 Oct 2007 22:22:54 +0000 (1 16:22 -0600)
tree1025bc07a005447010a72791d1ce96d4965dd757
parent19a706a7ed196727075cf5642f6d7b24f24748ed
Once again, reject IRIX m4.

* m4/m4.m4 (AC_PROG_GNU_M4): Use indir builtin to root out non-GNU
implementations that ignore --trace.
* configure: Regenerate.
Reported by Ralf Wildenhues.

Signed-off-by: Eric Blake <ebb9@byu.net>
ChangeLog
configure
m4/m4.m4