strchr - string scanning operation char *strchr(const char *s,
int c); [CX] The functionality described on this reference page
is aligned with the ISO C standard. Any conflict between the
requirements described here and the ISO C standard is
unintentional. This volume of IEEE Std 1003.1-2001 defers to the
ISO C standard. The strchr() function shall locate the first
occurrence of c (converted to a char) in the string pointed to
by s. The terminating null byte is considered to be part of the
string. Upon completion, strchr() shall return a pointer to the
byte, or a null pointer if the byte was not found. No errors are
defined. strrchr(), the Base Definitions volume of IEEE Std
1003.1-2001, <string.h> First released in Issue 1. Derived from
Issue 1 of the SVID. Extensions beyond the ISO C standard are
marked.