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-rw-r--r--posix/getppid.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/posix/getppid.c b/posix/getppid.c
index e6dfcbb605..c32032436e 100644
--- a/posix/getppid.c
+++ b/posix/getppid.c
@@ -21,7 +21,7 @@
/* Get the parent process ID of the calling process. */
int
-__getppid ()
+__getppid (void)
{
__set_errno (ENOSYS);
return -1;