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-rw-r--r--configure.in6
1 files changed, 6 insertions, 0 deletions
diff --git a/configure.in b/configure.in
index 4f7bc09..928b7b6 100644
--- a/configure.in
+++ b/configure.in
@@ -2123,6 +2123,12 @@ if test x$libc_cv_gcc_unwind_find_fde = xyes; then
fi
AC_SUBST(libc_cv_gcc_unwind_find_fde)
+# A sysdeps configure fragment can reset this if IFUNC is not actually
+# usable even though the assembler knows how to generate the symbol type.
+if test x"$libc_cv_ld_gnu_indirect_function" = xyes; then
+ AC_DEFINE(HAVE_IFUNC)
+fi
+
# This is far from the AC_ARG_ENABLE that sets it so that a sysdeps
# configure fragment can override the value to prevent this AC_DEFINE.
AC_SUBST(use_nscd)