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Diffstat (limited to 'man3p/h_errno.3p')
| -rw-r--r-- | man3p/h_errno.3p | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/man3p/h_errno.3p b/man3p/h_errno.3p new file mode 100644 index 000000000..2800fdc22 --- /dev/null +++ b/man3p/h_errno.3p @@ -0,0 +1,57 @@ +.\" Copyright (c) 2001-2003 The Open Group, All Rights Reserved +.TH "H_ERRNO" P 2003 "IEEE/The Open Group" "POSIX Programmer's Manual" +.\" h_errno +.SH NAME +h_errno \- error return value for network database operations +.SH SYNOPSIS +.LP +\fB#include <netdb.h> \fP +.SH DESCRIPTION +.LP +This method of returning errors is used only in connection with obsolescent +functions. +.LP +The \fI<netdb.h>\fP header provides a declaration of \fIh_errno\fP +as a +modifiable lvalue of type \fBint\fP. +.LP +It is unspecified whether \fIh_errno\fP is a macro or an identifier +declared with external linkage. If a macro definition is +suppressed in order to access an actual object, or a program defines +an identifier with the name \fIh_errno\fP, the behavior is +undefined. +.SH RETURN VALUE +.LP +None. +.SH ERRORS +.LP +No errors are defined. +.LP +\fIThe following sections are informative.\fP +.SH EXAMPLES +.LP +None. +.SH APPLICATION USAGE +.LP +Applications should obtain the definition of \fIh_errno\fP by the +inclusion of the \fI<netdb.h>\fP header. +.SH RATIONALE +.LP +None. +.SH FUTURE DIRECTIONS +.LP +\fIh_errno\fP may be withdrawn in a future version. +.SH SEE ALSO +.LP +\fIendhostent\fP() , \fIerrno\fP() , the Base Definitions volume of +IEEE\ Std\ 1003.1-2001, \fI<netdb.h>\fP +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. In the +event of any discrepancy between this version and the original IEEE and +The Open Group Standard, the original IEEE and The Open Group Standard +is the referee document. The original Standard can be obtained online at +http://www.opengroup.org/unix/online.html . |