these are required for automake 1.10 on OS X 10.5, Please test to ensure It…

these are required for automake 1.10 on OS X 10.5, Please test to ensure It doesn't break anywhere else.  It shouldn't

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@6047 d0543943-73ff-0310-b7d9-9358b9ac24b2

configure.in

@@ -45,6 +45,7 @@ AC_PROG_INSTALL
 m4_defun([_LT_AC_LANG_F77_CONFIG], [:])
 m4_defun([_LT_AC_LANG_GCJ_CONFIG], [:])
 m4_defun([_LT_AC_LANG_RC_CONFIG], [:])
+AM_PROG_CC_C_O
 AC_PROG_LIBTOOL
 
 #Check for compiler vendor

libs/libresample/configure.in

@@ -17,6 +17,7 @@ AC_LANG_C
 AC_PROG_CC
 AC_PROG_AWK
 AC_PROG_MAKE_SET
+AM_PROG_CC_C_O
 AC_PROG_INSTALL
 AC_PROG_LIBTOOL
 

libs/libsndfile/configure.ac

@@ -31,6 +31,7 @@ AC_LANG([C])
 SHARED_VERSION_INFO="1:17:0"
 
 AC_PROG_CC
+AM_PROG_CC_C_O
 AM_PROG_LIBTOOL
 
 AC_CHECK_PROG(autogen, autogen, yes, no)