More Mach-O writer improvements.

llvm-svn: 34740
diff --git a/llvm/lib/Target/PowerPC/PPCMachOWriterInfo.h b/llvm/lib/Target/PowerPC/PPCMachOWriterInfo.h
index 2cd9efc..69ed9f7 100644
--- a/llvm/lib/Target/PowerPC/PPCMachOWriterInfo.h
+++ b/llvm/lib/Target/PowerPC/PPCMachOWriterInfo.h
@@ -34,7 +34,7 @@
                                          unsigned ToIdx,
                                          OutputBuffer &RelocOut,
                                          OutputBuffer &SecOut,
-                                         bool Scattered) const;
+                                         bool Scattered, bool Extern) const;
 
     // Constants for the relocation r_type field.
     // See <mach-o/ppc/reloc.h>