Add prototype for __clearenv.

diff --git a/stdlib/stdlib.h b/stdlib/stdlib.h
index 758241ee438add719ab0c22a4670e5a4efeb1445..6aad638b3936277f4813385fe3ec002aae9e2a5f 100644 (file)
--- a/stdlib/stdlib.h
+++ b/stdlib/stdlib.h
@@ -416,6 +416,7 @@ extern void unsetenv __P ((__const char *__name));
 /* The `clearenv' was planned to be added to POSIX.1 but probably
    never made it.  Nevertheless the POSIX.9 standard (POSIX bindings
    for Fortran 77) requires this function.  */
+extern int __clearenv __P ((void));
 extern int clearenv __P ((void));
 #endif