force debug cflags into sofia lib (SFSIP-42)

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@7196 d0543943-73ff-0310-b7d9-9358b9ac24b2

configure.in

@@ -149,6 +149,7 @@ if test "${enable_debug}" = "yes"; then
 
 	if test "x${ax_cv_c_compiler_vendor}" = "xgnu" ; then
 	    APR_ADDTO(SWITCH_AM_CFLAGS, -g -ggdb)
+	    export DEBUG_CFLAGS="-g -ggdb"
 	fi
 
 fi

libs/sofia-sip/configure.gnu

 #! /bin/sh
-CFLAGS="$CFLAGS -DSU_DEBUG=0" ./configure "$@" --with-pic --with-glib=no --disable-shared
+CFLAGS="$CFLAGS -DSU_DEBUG=0 $DEBUG_CFLAGS" ./configure "$@" --with-pic --with-glib=no --disable-shared