#include <string.h>
char *strpbrk(const char *s1, const char *s2);
Partially implemented
IEEE Std 1003.1-2017
The strpbrk() function shall locate the first occurrence in the string pointed to by s1 of any byte from the
string pointed to by s2.
Upon successful completion, strpbrk() shall return a pointer to the byte or a null pointer if no byte from s2
occurs in s1.
No errors are defined.
Untested
None