Function zstrdup

src/zmalloc.cpp:332–338

}

char *zstrdup(const char *s) {
    size_t l = strlen(s)+1;
    char *p = (char*)zmalloc(l, MALLOC_SHARED);

    memcpy(p,s,l);
    return p;
}

size_t zmalloc_used_memory(void) {
    size_t um;