MEMCMP(3) 1990 MEMCMP(3) NNAAMMEE memcmp - compare byte string SSYYNNOOPPSSIISS ##iinncclluuddee <<ssttrriinngg..hh>> iinntt mmeemmccmmpp((ccoonnsstt vvooiidd **bb11,, ccoonnsstt vvooiidd **bb22,, ssiizzee__tt lleenn));; DDEESSCCRRIIPPTTIIOONN MMeemmccmmpp compares byte string _b_1 against byte string _b_2, returning zero if they are identical, otherwise returning the difference between the first two differing bytes (treated as unsigned char values, so that '\200' is greater than '\0', e.g.). Both strings are assumed to be _l_e_n bytes long. Zero-length strings are always identical. SSEEEE AALLSSOO bcmp(3), strcasecmp(3), strcmp(3), strcoll(3), strxfrm(3) SSTTAANNDDAARRDDSS _M_e_m_c_m_p conforms to ANSI X3.159-1989 (``ANSI C''). Printed 7/27/90 June 1