Jules Colding wrote: > I'm wondering why I keep seeing the > > if test "xSTRING1" = "xSTRING2" ... The common idiom is `if test x$foo = xbar ...', and the `x' is a placeholder, in case $foo happens to expand to nothing. When quotes are added, the `x' seems redundant, until the test goes through a second round of evaluation; some writers leave the `x' in place, just to be sure. Regards, Keith. _______________________________________________ Autoconf mailing list Autoconf@xxxxxxx http://lists.gnu.org/mailman/listinfo/autoconf