[build] Add build check for ::arc4random().

[oota-llvm.git] / include / llvm / Config / config.h.in

diff --git a/include/llvm/Config/config.h.in b/include/llvm/Config/config.h.in
index 677bf2e40b8d3c1d69554a3aa9131bf64b76d4a8..0c288885fd0794bab378a214fed20bfca04e360e 100644 (file)
--- a/include/llvm/Config/config.h.in
+++ b/include/llvm/Config/config.h.in
@@ -24,6 +24,9 @@
 /* Directory where gcc is installed. */
 #undef GCC_INSTALL_PREFIX
 
+/* Define to 1 if you have the `arc4random' function. */
+#undef HAVE_ARC4RANDOM
+
 /* Define to 1 if you have the `argz_append' function. */
 #undef HAVE_ARGZ_APPEND