luaL_optstring - Illumos

Symbol: luaL_optstring

usr/src/uts/common/fs/zfs/lua/lauxlib.c

const char *name = (def) ? luaL_optstring(L, narg, def) :

usr/src/uts/common/fs/zfs/lua/lbaselib.c

return luaL_error(L, "%s", luaL_optstring(L, 2, "assertion failed!"));