Add a configure test for the visibility hidden attribute

[ghc-hetmet.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index b09c5a7..5e88777 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -835,6 +835,8 @@ AC_COMPILE_IFELSE(
     [AC_MSG_RESULT(no)])
 CFLAGS="$CFLAGS2"
 
+FP_VISIBILITY_HIDDEN
+
 dnl ** check for librt
 AC_CHECK_LIB(rt, clock_gettime)
 AC_CHECK_FUNCS(clock_gettime timer_create timer_settime)