config BR2_PACKAGE_LIBRETRO_PROSYSTEM bool "libretro-prosystem" depends on BR2_PACKAGE_RETROARCH depends on BR2_INSTALL_LIBSTDCPP help libretro prosystem core. http://www.libretro.com comment "LIBRETRO_PROSYSTEM needs a toolchain w/ C++" depends on !BR2_INSTALL_LIBSTDCPP