f2fs-tools: add selinux and libblk optional dependencies

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/f2fs-tools/f2fs-tools.mk

@@ -15,4 +15,18 @@ F2FS_TOOLS_INSTALL_STAGING = YES
 F2FS_TOOLS_LICENSE = GPL-2.0
 F2FS_TOOLS_LICENSE_FILES = COPYING
 
+ifeq ($(BR2_PACKAGE_LIBSELINUX),y)
+F2FS_TOOLS_CONF_OPTS += --with-selinux
+F2FS_TOOLS_DEPENDENCIES += libselinux
+else
+F2FS_TOOLS_CONF_OPTS += --without-selinux
+endif
+
+ifeq ($(BR2_PACKAGE_UTIL_LINUX_LIBBLKID),y)
+# util-linux is a dependency already, no need to list it again
+F2FS_TOOLS_CONF_OPTS += --with-blkid
+else
+F2FS_TOOLS_CONF_OPTS += --without-blkid
+endif
+
 $(eval $(autotools-package))