perlio.h: Indent nested #if

I found this helpful in tracking down an issue, being able to
conveniently pair an #endif with its corresponding #if.  The rest of the
file could stand this sort of treatment, but not from me now.

diff --git a/perlio.h b/perlio.h
index c55cbf6..34968c3 100644 (file)
--- a/perlio.h
+++ b/perlio.h
@@ -132,19 +132,19 @@ PERL_EXPORT_C void PerlIO_clone(pTHX_ PerlInterpreter *proto,
  * can set how it wants.
  */
 
-#ifdef PERL_CORE
+#   ifdef PERL_CORE
 /* Make a choice for perl core code
    - currently this is set to try and catch lingering raw stdio calls.
      This is a known issue with some non UNIX ports which still use
      "native" stdio features.
 */
-#ifndef PERLIO_NOT_STDIO
-#define PERLIO_NOT_STDIO 1
-#endif
-#else
-#ifndef PERLIO_NOT_STDIO
-#define PERLIO_NOT_STDIO 0
-#endif
+#       ifndef PERLIO_NOT_STDIO
+#           define PERLIO_NOT_STDIO 1
+#       endif
+    #else
+#   ifndef PERLIO_NOT_STDIO
+#       define PERLIO_NOT_STDIO 0
+#   endif
 #endif
 
 #ifdef PERLIO_NOT_STDIO