various tweaks.
diff --git a/include/fcall.h b/include/fcall.h
index 20ffe38..f85487b 100644
--- a/include/fcall.h
+++ b/include/fcall.h
@@ -1,7 +1,7 @@
 #ifndef _FCALL_H_
 #define _FCALL_H_ 1
-#if defined(__cplusplus)
-extern "C" { 
+#ifdef __cplusplus
+extern "C" {
 #endif
 /*
 #pragma	src	"/sys/src/libc/9sys"
@@ -9,7 +9,6 @@
 */
 
 #define	VERSION9P	"9P2000"
-
 #define	MAXWELEM	16
 
 typedef
@@ -123,7 +122,8 @@
 #pragma	varargck	type	"M"	ulong
 #pragma	varargck	type	"D"	Dir*
 */
-#if defined(__cplusplus)
+
+#ifdef __cplusplus
 }
 #endif
 #endif