Source
pub const FALLOC = struct {
/// Default is extend size
pub const FL_KEEP_SIZE = 0x01;
/// De-allocates range
pub const FL_PUNCH_HOLE = 0x02;
/// Reserved codepoint
pub const FL_NO_HIDE_STALE = 0x04;
/// Removes a range of a file without leaving a hole in the file
pub const FL_COLLAPSE_RANGE = 0x08;
/// Converts a range of file to zeros preferably without issuing data IO
pub const FL_ZERO_RANGE = 0x10;
/// Inserts space within the file size without overwriting any existing data
pub const FL_INSERT_RANGE = 0x20;
/// Unshares shared blocks within the file size without overwriting any existing data
pub const FL_UNSHARE_RANGE = 0x40;
}