usr/man/man3/getpw.3

.TH GETPW 3  deprecated
.SH NAME
getpw \- get name from uid
.SH SYNOPSIS
.nf
.B getpw(uid, buf)
.B char *buf;
.fi
.SH DESCRIPTION
.I Getpw
searches the password file for
the (numerical)
.IR uid ", and fills in " "buf"
with the corresponding line;
it returns non-zero if
.IR uid ""
could not
be found.
The line is null-terminated.
.SH FILES
/etc/passwd
.SH "SEE ALSO"
getpwent(3),
passwd(5)
.SH DIAGNOSTICS
Non-zero
return on error.