__ALTERNATIVE_CFG_2
#define __ALTERNATIVE_CFG_2(old_c, ...) ALTERNATIVE_CFG old_c
#define __ALTERNATIVE_CFG_2(old_c, ...) old_c "\n"
#define __ALTERNATIVE_CFG_2(...) ALTERNATIVE_CFG_2 __VA_ARGS__
#define __ALTERNATIVE_CFG_2(old_c, new_c_1, vendor_id_1, patch_id_1, enable_1, \