[g2clib/f15] (4 commits) ...Merge from master - add -fPIC

[Orion Poplawski]

Summary of changes:

  2c23343... Define __64BIT__ when compiling on 64 bit machines (bug #67 (*)
  cf9fe83... Update to 1.2.2 (*)
  ba6a103... Add -fPIC to 64-bit builds (*)
  6ee5c64... Merge from master - add -fPIC

(*) This commit already existed in another branch; no separate mail sent