Remove getc_unlocked configure-time check

* configure.ac (getc_unlocked): Remove check, as unlocked-io now
does this for us.

diff --git a/configure.ac b/configure.ac
index 65c5f9268adce19004e481937d22c67e6b0d3662..ef61107b025f49192dd8867abb396507117a7d72 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -4240,7 +4240,7 @@ AC_CHECK_HEADERS(valgrind/valgrind.h)
 
 AC_CHECK_MEMBERS([struct unipair.unicode], [], [], [[#include <linux/kd.h>]])
 
-AC_CHECK_FUNCS_ONCE([getc_unlocked sbrk])
+AC_CHECK_FUNCS_ONCE([sbrk])
 
 ok_so_far=yes
 AC_CHECK_FUNC(socket, , ok_so_far=no)