[LTP] [RFC PATCH v2 1/7] m4: Fix libkeyutils detection on 32-bit cross build

[Petr Vorel]

Signed-off-by: Petr Vorel <pvorel@suse.cz>
---
 configure.ac       | 1 +
 m4/ltp-keyutils.m4 | 6 +++---
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/configure.ac b/configure.ac
index 458a5b13f..0bae6ce3f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -36,6 +36,7 @@ AC_CHECK_HEADERS([ \
     mm.h \
     pthread.h \
     sys/xattr.h \
+    keyutils.h \
     linux/genetlink.h \
     linux/mempolicy.h \
     linux/module.h \
diff --git a/m4/ltp-keyutils.m4 b/m4/ltp-keyutils.m4
index 74b7d3249..1434ca823 100644
--- a/m4/ltp-keyutils.m4
+++ b/m4/ltp-keyutils.m4
@@ -18,7 +18,7 @@ dnl
 dnl LTP_CHECK_KEYUTILS_SUPPORT
 dnl ----------------------------
 dnl
-AC_DEFUN([LTP_CHECK_KEYUTILS_SUPPORT],[
-AC_CHECK_HEADERS([keyutils.h], [keyutils_libs="-lkeyutils"])
-AC_SUBST([KEYUTILS_LIBS], [$keyutils_libs])
+AC_DEFUN([LTP_CHECK_KEYUTILS_SUPPORT], [
+	AC_CHECK_LIB([keyutils], [add_key], [keyutils_libs="-lkeyutils"])
+	AC_SUBST([KEYUTILS_LIBS], [$keyutils_libs])
 ])
-- 
2.14.2