Fix a type error in std.os.linux.getpid() (#1326)

syscall0() returns usize, but we were trying to @bitCast to i32.
dcaaa241dfMatthew D. Steele committed on 8/3/2018, 3:45:23 PM· committed by Andrew Kelleyparentc2a08d7
2 files changedLine totals unavailable