regression.at uses obsolete "fgrep"

[Paul Eggert]

regression.at mentions fgrep, which is obsolete.  I checked in this
obvious patch.

2002-10-04  Paul Eggert  <address@hidden>

        * tests/regression.at (Braces parsing): Use grep, not fgrep, as
        POSIX 1003.1-2001 has removed fgrep.

--- tests/regression.at 10 Sep 2002 14:08:48 -0000      1.67
+++ tests/regression.at 5 Oct 2002 04:24:06 -0000
@@ -74,7 +74,7 @@ exp: { tests = {{{{{{{{{{}}}}}}}}}}; };
 
 AT_CHECK([bison -v input.y -o input.c])
 
-AT_CHECK([fgrep 'tests = {{{{{{{{{{}}}}}}}}}};' input.c], 0, [ignore])
+AT_CHECK([grep 'tests = {{{{{{{{{{}}}}}}}}}};' input.c], 0, [ignore])
 
 AT_CLEANUP