config BR2_PACKAGE_LIBRETRO_FCEUMM bool "libretro-fceumm" depends on BR2_PACKAGE_RETROARCH depends on BR2_INSTALL_LIBSTDCPP help libretro fceumm core. http://www.libretro.com comment "LIBRETRO_FCEUMM needs a toolchain w/ C++" depends on !BR2_INSTALL_LIBSTDCPP