AC_PROG_LEX no longer sets LEXLIB for yywrap
commit29ede6b96feee29c0c477d1659081bbdb82cd8b3
authorPaul Eggert <eggert@cs.ucla.edu>
Thu, 16 Jul 2020 17:39:56 +0000 (16 10:39 -0700)
committerPaul Eggert <eggert@cs.ucla.edu>
Thu, 16 Jul 2020 17:48:09 +0000 (16 10:48 -0700)
tree798a93f0ea4e64303d1f2c1c9925a49060f61b79
parenteb4a1d7fafde8e6d00ab0db3ea369c3927754e21
AC_PROG_LEX no longer sets LEXLIB for yywrap

Suggested by Zack Weinberg in:
https://lists.gnu.org/r/autoconf-patches/2020-07/msg00016.html
* lib/autoconf/programs.m4 (_AC_PROG_LEX_YYTEXT_DECL):
Define yywrap too.
NEWS
doc/autoconf.texi
lib/autoconf/programs.m4