#ifndef GROUP_MEMBER_H_
# define GROUP_MEMBER_H_ 1
+# ifndef PARAMS
+# if defined PROTOTYPES || (defined __STDC__ && __STDC__)
+# define PARAMS(Args) Args
+# else
+# define PARAMS(Args) ()
+# endif
+# endif
+
int
- group_member ();
+ group_member PARAMS ((gid_t));
#endif /* GROUP_MEMBER_H_ */