strcspn(9) on Linux
The text 3fa7317c67b5, as Debian 4.0 (Etch) shipped it.
Calculate the length of the initial substring of s which does not contain letters in reject
The text 3fa7317c67b5, as Debian 4.0 (Etch) shipped it.
Calculate the length of the initial substring of s which does not contain letters in reject