--- mstools/posix/h/grp.h	2018/08/09 18:22:18	1.1.1.1
+++ mstools/posix/h/grp.h	2018/08/09 18:24:35	1.1.1.2
@@ -11,10 +11,6 @@ Abstract:
 	Defines data types and declares routines necessary for group database
 	access, as required by 1003.1-88 (9.2.1).
 
-Author:
-
-	Matthew Bradburn 28-Jan-1992
-
 --*/
 
 #ifndef _GRP_
@@ -22,6 +18,10 @@ Author:
 
 #include <sys/types.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 struct group {
 	char *gr_name;			/* the name of the group	*/
 	gid_t gr_gid;			/* the numerical group ID	*/
@@ -32,4 +32,8 @@ struct group {
 struct group * _CRTAPI1 getgrgid(gid_t);
 struct group * _CRTAPI1 getgrnam(const char *);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif	/* _GRP_ */