MFC r273774:
Make some infiniband example utilities easily buildable:
- Add new Makefiles.
- Add more include directories when building.
- Fixed a printf() formatting string.

Sponsored by: Mellanox Technologies

Make some infiniband example utilities easily buildable:
- Add new Makefiles.
- Add more include directories when building.
- Fixed a printf() formatting string.

MFC after: 3 days
Sponsored by: Mellanox Technologies