Fix autoconf 2.68 warning.
commitdb6b9cfa62cbeaf2f5a026605dea6dd586b1cfea
authorVictor van den Elzen <victor.vde@gmail.com>
Sun, 7 Nov 2010 16:31:27 +0000 (7 17:31 +0100)
committerVictor van den Elzen <victor.vde@gmail.com>
Sun, 7 Nov 2010 16:31:27 +0000 (7 17:31 +0100)
treeca9234b4542de5d756f7e4ef72d76e6005b1a601
parentbc8522e3a08ae3124bdf60d27dd0a24baee535f0
Fix autoconf 2.68 warning.

The first argument of AC_COMPILE_IFELSE needs to be wrapped with
AC_LANG_SOURCE.
aclocal.m4