DataMuseum.dk

Presents historical artifacts from the history of:

Regnecentalen RC-900

This is an automatic "excavation" of a thematic subset of
artifacts from Datamuseum.dk's BitArchive.

See our Wiki for more about Regnecentalen RC-900

Excavated with: AutoArchaeologist - Free & Open Source Software.


top - metrics - download

⟦088111041⟧ TextFile

    Length: 1141 (0x475)
    Types: TextFile
    Notes: UNIX file
    Names: »unistd.h«

Derivation

└─⟦ec4aa5908⟧ Bits:30004042/swdev3.imd SW95705I 386/ix Multi-user Release 1.2
└─⟦ec4aa5908⟧ UNIX Filesystem
    └─⟦this⟧ »sd/new/usr/include/unistd.h« 

TextFile

/*	Copyright (c) 1984 AT&T	*/
/*	  All Rights Reserved  	*/

/*	THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T	*/
/*	The copyright notice above does not evidence any   	*/
/*	actual or intended publication of such source code.	*/

#ident	"@(#)head:unistd.h	1.5"
  
/* Symbolic constants for the "access" routine: */
#define	R_OK	4	/* Test for Read permission */
#define	W_OK	2	/* Test for Write permission */
#define	X_OK	1	/* Test for eXecute permission */
#define	F_OK	0	/* Test for existence of File */

#define F_ULOCK	0	/* Unlock a previously locked region */
#define F_LOCK	1	/* Lock a region for exclusive use */
#define F_TLOCK	2	/* Test and lock a region for exclusive use */
#define F_TEST	3	/* Test a region for other processes locks */


/* Symbolic constants for the "lseek" routine: */
#define	SEEK_SET	0	/* Set file pointer to "offset" */
#define	SEEK_CUR	1	/* Set file pointer to current plus "offset" */
#define	SEEK_END	2	/* Set file pointer to EOF plus "offset" */

/* Path names: */
#define	GF_PATH	"/etc/group"	/* Path name of the "group" file */
#define	PF_PATH	"/etc/passwd"	/* Path name of the "passwd" file */