Function nk_strlen

extern/glfw/deps/nuklear.h:6366–6373

    NK_MEMSET(ptr, 0, size);
}
NK_API int
nk_strlen(const char *str)
{
    int siz = 0;
    NK_ASSERT(str);
    while (str && *str++ != '\0') siz++;
    return siz;
}
NK_API int
nk_strtoi(const char *str, const char **endptr)
{