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-rw-r--r--include/unistd.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/unistd.h b/include/unistd.h
index 1df80fdc9a..017563c1ac 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -141,4 +141,7 @@ extern void __libc_check_standard_fds (void);
 /* Special exit function which only terminates the current thread.  */
 extern void __exit_thread (int val) __attribute__ ((noreturn));
 
+/* Internal name for fork function.  */
+extern __pid_t __libc_fork (void);
+
 #endif