Fixes http://autobuild.buildroot.net/results/0bb659881ed6a01745f596f00da9acbef02a4c31/ Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
@@ -2,6 +2,8 @@ config BR2_PACKAGE_BISON
bool "bison"
depends on BR2_USE_WCHAR
select BR2_PACKAGE_M4
+ # m4 uses fork()
+ depends on BR2_USE_MMU
help
General-purpose parser generator that converts a
grammar description for an LALR context-free grammar into a C
Peter Korsgaard