#include #include void _main(char *argv0, ...) { char **argv, **p, **envv; int argc, envc; argc = 0; p = &argv0; for(argv = p; *p; p++) argc++; envc = 0; for(envv = p++; *p; p++) envc++; print("%d args %d envs\n", argc, envc); _exits(0); }