.TH open_read 3 .SH NAME open_read \- open a file for reading .SH SYNTAX .B #include int \fBopen_read\fP(const char *\fIfilename\fR); .SH DESCRIPTION open_read opens the file \fIfilename\fR for reading and returns the file handle. If there was an error opening the file, open_read returns -1 and sets errno accordingly. .SH "SEE ALSO" open(2)