Fix autoconf warnings
authorDan McGee <dan@archlinux.org>
Tue, 21 Jun 2011 22:25:52 +0000 (17:25 -0500)
committerDan McGee <dan@archlinux.org>
Wed, 22 Jun 2011 00:31:25 +0000 (19:31 -0500)
commit19dd5c6942b1331a3dc4e637be2fe2048bf2949f
treed53409a0e1eaf038b378d11e078c2d2f27172104
parent4f4ea2b31cb66bdd1f1a213a7ad918da5173ae9e
Fix autoconf warnings

Usages of AC_LINK_IFELSE, AC_COMPILE_IFELSE, etc. should be using the
AC_LANG_SOURCE() macro around source code fragments. Autoconf 2.66 or so
and up spit warnings if this macro is not used during configure
regeneration.

Signed-off-by: Dan McGee <dan@archlinux.org>
m4/usual.m4