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-rw-r--r--include/sys/ioctl.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/sys/ioctl.h b/include/sys/ioctl.h
index bfc6909dbc..dd7c3c7c9c 100644
--- a/include/sys/ioctl.h
+++ b/include/sys/ioctl.h
@@ -5,6 +5,7 @@
 
 /* Now define the internal interfaces.  */
 extern int __ioctl (int __fd, unsigned long int __request, ...);
+libc_hidden_proto (__ioctl)
 
 # endif /* !_ISOMAC */
 #endif