regex: fix off-by-one error in configure test
authorPaul Eggert <eggert@cs.ucla.edu>
Fri, 1 Feb 2013 00:41:35 +0000 (16:41 -0800)
committerPaul Eggert <eggert@cs.ucla.edu>
Fri, 1 Feb 2013 05:08:20 +0000 (21:08 -0800)
commitde18a76e7211b58ae21bffa72af30f3d31ee76b7
treeaafea358bd4a9086b14099ddbe063ab1f314f794
parenta0b25daf001cb1a0352f329e2b5e1640acc88541
regex: fix off-by-one error in configure test

* m4/regex.m4 (gl_REGEX): Test should return 21, not 20.
ChangeLog
m4/regex.m4