libkcapi: depends on BR2_TOOLCHAIN_HAS_SYNC_4

Since commit
https://github.com/smuellerDD/libkcapi/commit/4d0a5c235536b5f679e6a9b0c847f56c9cfc3835,
libkcapi uses __sync_add_and_fetch_4 and __sync_sub_and_fetch_4

Fixes:
 - http://autobuild.buildroot.net/results/de5e136ea433633d836bff1d2ac1d3b461391b83

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

diff --git a/package/libkcapi/Config.in b/package/libkcapi/Config.in
index 7397cfe800c7fed727c8432b23df75a3d9fbc3c0..1dbcdc381bc4da6ba7f7a95765a91400808d009b 100644 (file)
--- a/package/libkcapi/Config.in
+++ b/package/libkcapi/Config.in
@@ -1,5 +1,6 @@
 config BR2_PACKAGE_LIBKCAPI
        bool "libkcapi"
+       depends on BR2_TOOLCHAIN_HAS_SYNC_4
        help
          Linux Kernel Crypto API userspace interface library