* backport of [11494]

diff --git a/configure.ac b/configure.ac
index 1a3d8a3d648b7f36f6d2f0c668070b01432e77f9..0c0817ff2c8258ced84afb0b36cf14d0b8320998 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -458,6 +458,9 @@ AC_CHECK_LIB(m,pow,[
 AC_CHECK_LIB(m,sqrt,[
   VLC_ADD_LDFLAGS([headphone_channel_mixer normvol speex],[-lm])
 ])
+AC_CHECK_LIB(mx,sqrtf,[
+  VLC_ADD_LDFLAGS([x264],[-lmx])
+])
 fi # end "${SYS}" != "mingw32" -a "${SYS}" != "mingwce"
 
 dnl Check for dynamic plugins