/usr/include/diet/sys/vfs.h is in dietlibc-dev 0.33~cvs20120325-6+deb8u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | #ifndef _SYS_VFS_H
#define _SYS_VFS_H
#include <sys/statfs.h>
#endif
|