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-rw-r--r--arch/um/include/os.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/um/include/os.h b/arch/um/include/os.h
index 6d865d4eade0..53dee8d3cdcc 100644
--- a/arch/um/include/os.h
+++ b/arch/um/include/os.h
@@ -311,4 +311,9 @@ extern void os_set_pollfd(int i, int fd);
extern void os_set_ioignore(void);
extern void init_irq_signals(int on_sigstack);
+/* sigio.c */
+extern void write_sigio_workaround(void);
+extern int add_sigio_fd(int fd, int read);
+extern int ignore_sigio_fd(int fd);
+
#endif