Formatting cleanup of B_DEFINE_WEAK_ALIAS macro.

* This doesn't necessarily belong here, but we're going to make use
  of it in the next changeset. Additionally, this change to BeBuild.h
  will trigger a rebuild of nearly all files, and applying it during
  the multibyte-related work will skip another full rebuild ...

headers/os/BeBuild.h

@@ -79,7 +79,7 @@
 	__asm__(".symver " function "," versionedSymbol)
 
 #define B_DEFINE_WEAK_ALIAS(name, alias_name)	\
-	__typeof (name) alias_name __attribute__ ((weak, alias (#name)))
+	__typeof(name) alias_name __attribute__((weak, alias(#name)))
 
 
 #endif	/* _BE_BUILD_H */