e2fsprogs: include headers for open() in ext2fs.h

ext2fs.h now calls open() so it should include the headers needed
for this system call as well.

Addresses-Red-Hat-Bugzilla: #742147

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
1 file changed