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-rw-r--r--newlib/libc/sys/phoenix/groups.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/newlib/libc/sys/phoenix/groups.c b/newlib/libc/sys/phoenix/groups.c
index 11cc079e4..b23147568 100644
--- a/newlib/libc/sys/phoenix/groups.c
+++ b/newlib/libc/sys/phoenix/groups.c
@@ -96,5 +96,5 @@ int setpgrp(pid_t pid, pid_t pgid)
{
/* TODO: implement. */
errno = ENOSYS;
- return NULL;
+ return -1;
}