These combine strndup() + strspn()/strcspn() into one. There are a bunch of strndupa() calls that could use similar treatment (or should be converted to strdup[c]spn(), but this commit doesn't bother with that.
These combine strndup() + strspn()/strcspn() into one. There are a bunch of strndupa() calls that could use similar treatment (or should be converted to strdup[c]spn(), but this commit doesn't bother with that.