#include <sys/stat.h>
Remarks
One of these constants is required when _O_CREAT (_open, _sopen) is specified.
The pmode argument specifies the file's permission settings as follows.
| Constant | Meaning |
| _S_IREAD | Reading permitted |
| _S_IWRITE | Writing permitted |
| _S_IREAD | _S_IWRITE | Reading and writing permitted |
When used as the pmode argument for _umask, the manifest constant sets the permission setting, as follows.
| Constant | Meaning |
| _S_IREAD | Writing not permitted (file is read-only) |
| _S_IWRITE | Reading not permitted (file is write-only) |
| _S_IREAD | _S_IWRITE | Neither reading nor writing permitted |
See Also _open, _sopen, _umask, _stat structure