.\" Copyright (c) 1990 The Regents of the University of California. .\" All rights reserved. .\" .\" This code is derived from software contributed to Berkeley by .\" Chris Torek. .\" .\" %sccs.include.redist.man% .\" .\" @(#)strcat.3 5.3 (Berkeley) 06/24/90 .\" .TH STRCAT 3 "" .UC 4 .SH NAME strcat \- concatenate strings .SH SYNOPSIS .nf .ft B #include char * strcat(char *s, const char *append); char * strncat(char *s, const char *append, size_t count); .ft R .fi .SH DESCRIPTION .B Strcat and .B strncat append a copy of the null-terminated string .I append to the end of the null-terminated string .IR s , then add a terminating '\e0'. The string .I s must have sufficient space to hold the result. .PP .B Strncat appends at most .I count characters. .PP .B Strcat and .B strncat return the pointer .IR s . .SH SEE ALSO bcopy(3), memccpy(3), memcpy(3), memmove(3), strcpy(3) .SH STANDARDS .B Strcat and .B strncat conform to ANSI X3.159-1989 (``ANSI C'').