-extern void ts_setgrfile __P((const char *));
-extern void ts_setgrent __P((void));
-extern void ts_endgrent __P((void));
-extern struct group *ts_getgrent __P((void));
-extern struct group *ts_getgrnam __P((const char *));
-extern struct group *ts_getgrgid __P((gid_t));
-extern void ts_setpwfile __P((const char *));
-extern void ts_setpwent __P((void));
-extern void ts_endpwent __P((void));
-extern struct passwd *ts_getpwent __P((void));
-extern struct passwd *ts_getpwnam __P((const char *));
-extern struct passwd *ts_getpwuid __P((uid_t));
+extern void setgrfile __P((const char *));
+extern void setgrent __P((void));
+extern void endgrent __P((void));
+extern struct group *getgrent __P((void));
+extern struct group *getgrnam __P((const char *));
+extern struct group *getgrgid __P((gid_t));
+extern void setpwfile __P((const char *));
+extern void setpwent __P((void));
+extern void endpwent __P((void));
+extern struct passwd *getpwent __P((void));
+extern struct passwd *getpwnam __P((const char *));
+extern struct passwd *getpwuid __P((uid_t));