ref: 42bdc44ec9bbdd4054fb242a9f3c204652cadc73 dir: /proc.c/
static int p9_rfork(lua_State *L) { lua_Integer flags; int r; flags = luaL_checkinteger(L, 1); if((r = rfork(flags)) == -1) lerror(L, "rfork"); lua_pushinteger(L, r); return 1; }