* Versions.def (ld): Add GLIBC_2.4.

[glibc.git] / configure.in

diff --git a/configure.in b/configure.in
index 5f46b5e4ef86b96fdf2c3d6100df617cffec257f..4396891db5b61515c6529f9b684bfa8e552996b6 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -174,6 +174,15 @@ else
 fi
 AC_SUBST(oldest_abi)
 
+AC_ARG_ENABLE([stackguard-randomization],
+             AC_HELP_STRING([--enable-stackguard-randomization],
+                            [initialize __stack_chk_guard canary with a random number at program start]),
+             [enable_stackguard_randomize=$enableval],
+             [enable_stackguard_randomize=no])
+if test "$enable_stackguard_randomize" = yes; then
+  AC_DEFINE(ENABLE_STACKGUARD_RANDOMIZE)
+fi
+
 dnl Generic infrastructure for drop-in additions to libc.
 AC_ARG_ENABLE([add-ons],
               AC_HELP_STRING([--enable-add-ons@<:@=DIRS...@:>@],