/********************************************************************************************************************************/
/* Created:  9-Mar-2021 22:28:06 by OpenVMS SDL EV3-3      */
/* Source:  09-MAR-2021 22:28:01 $1$DGA8085:[STARLET_H.SRC]STARDEFQZ.SDI;1 */
/********************************************************************************************************************************/
/*** MODULE $SSIODEF ***/
#ifndef __SSIODEF_LOADED
#define __SSIODEF_LOADED 1
 
#pragma __nostandard			 /* This file uses non-ANSI-Standard features */
#pragma __member_alignment __save
#pragma __nomember_alignment
#ifdef __INITIAL_POINTER_SIZE			 /* Defined whenever ptr size pragmas supported */
#pragma __required_pointer_size __save		 /* Save the previously-defined required ptr size */
#pragma __required_pointer_size __short		 /* And set ptr size default to 32-bit pointers */
#endif
 
#ifdef __cplusplus
    extern "C" {
#define __unknown_params ...
#define __optional_params ...
#else
#define __unknown_params
#define __optional_params ...
#endif
 
#ifndef __struct
#if !defined(__VAXC)
#define __struct struct
#else
#define __struct variant_struct
#endif
#endif
 
#ifndef __union
#if !defined(__VAXC)
#define __union union
#else
#define __union variant_union
#endif
#endif
 
/*+                                                                         */
/* File access modes for open and create                                    */
/*-                                                                         */
#define SSIO$M_O_RDONLY 0               /* Read-only                        */
#define SSIO$M_O_WRONLY 1               /* Write-only                       */
#define SSIO$M_O_RDWR 2                 /* Read and write                   */
#define SSIO$M_O_ACCMODE 3              /* Mask for access mode field       */
/*+                                                                         */
/* File status flags for open, create, and setfl (fcntl)                    */
/*-                                                                         */
#define SSIO$M_O_APPEND 8               /* All writes append to EOF         */
/*+                                                                         */
/* File open and create options                                             */
/*-                                                                         */
#define SSIO$M_O_CREAT 512              /* Create file if it does not exist */
#define SSIO$M_O_TRUNC 1024             /* Truncate file                    */
#define SSIO$M_O_EXCL 2048              /* If O_CREAT and O_EXCL both set, open fails if file exists */
#define SSIO$M_O_NOCTTY 4096            /* If TTY dev, not to be controlling TTY for process */
/*+                                                                         */
/* Positioning (lseek) options                                              */
/*-                                                                         */
#define SSIO$C_SEEK_SET 0               /* Set offset to value provided     */
#define SSIO$C_SEEK_CUR 1               /* Offset relative to current position */
#define SSIO$C_SEEK_END 2               /* Offset relative to current EOF   */
/*+                                                                         */
/* Other miscellaneous values                                               */
/*-                                                                         */
#define SSIO$C_SSIZE_MAX 2147483647     /* Largest read/write size (in bytes) permitted */
 
#pragma __member_alignment __restore
#ifdef __INITIAL_POINTER_SIZE			 /* Defined whenever ptr size pragmas supported */
#pragma __required_pointer_size __restore		 /* Restore the previously-defined required ptr size */
#endif
#ifdef __cplusplus
    }
#endif
#pragma __standard
 
#endif /* __SSIODEF_LOADED */