libnl build breaks with bison <2.4 with:
bison -y -d -o route/cls/ematch_syntax.c route/cls/ematch_syntax.y
route/cls/ematch_syntax.y:31.9-16: syntax error, unexpected
identifier, expecting string
So build our own known good version and use instead.
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
LIBNL_SOURCE = libnl-$(LIBNL_VERSION).tar.gz
LIBNL_SITE = http://www.infradead.org/~tgr/libnl/files/
LIBNL_INSTALL_STAGING = YES
+LIBNL_DEPENDENCIES = host-bison
define LIBNL_UNINSTALL_TARGET_CMDS
rm -f $(TARGET_DIR)/usr/lib/libnl.so*