[clutter] configure.ac: Remove the check for 'ffs'

[Neil Roberts <nroberts src gnome org>]

commit dbae7e60143120bac913d2dbaaf786b357f51faf
Author: Neil Roberts <neil linux intel com>
Date:   Fri May 6 17:20:06 2011 +0100

    configure.ac: Remove the check for 'ffs'
    
    The check for the ffs function is only needed by Cogl we don't need to
    have it in Clutter's configure script anymore.

 configure.ac |    4 ----
 1 files changed, 0 insertions(+), 4 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 05772f4..11d761c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -98,10 +98,6 @@ AM_CONDITIONAL(OS_WIN32, [test "$platform_win32" = "yes"])
 AC_SUBST(CLUTTER_LT_VERSION)
 AC_SUBST(CLUTTER_LT_LDFLAGS)
 
-dnl The 'ffs' function is part of C99 so it isn't always
-dnl available. Cogl has a fallback if needed.
-AC_CHECK_FUNCS([ffs])
-
 dnl ========================================================================
 
 # Checks for programs.