in gnu-m4 mode, allow definition of the empty macro (yes, autoconf 2.62
authorespie <espie@openbsd.org>
Thu, 21 Aug 2008 21:01:47 +0000 (21:01 +0000)
committerespie <espie@openbsd.org>
Thu, 21 Aug 2008 21:01:47 +0000 (21:01 +0000)
commit87a9001aa797245542ec8e3bc97e21282076afc0
tree7dc2d2b33feb6d46e1070f21610eeb47a23cb27b
parent224cc2830db3a9b65c9750b4e7e22328c29ff75f
in gnu-m4 mode, allow definition of the empty macro (yes, autoconf 2.62
actually uses this, bleh)

okay otto@
usr.bin/m4/eval.c