diff --git a/arch/arm/bits/fcntl.h b/arch/arm/bits/fcntl.h
index 9db4258c909e08144c5f990ca456e0e6fdde3710..da36c2f8956f721a8035797b6a3e6ed63d682edb 100644
--- a/arch/arm/bits/fcntl.h
+++ b/arch/arm/bits/fcntl.h
@@ -25,6 +25,8 @@
 
 #define F_SETOWN 8
 #define F_GETOWN 9
+#define F_SETSIG 10
+#define F_GETSIG 11
 
 #define F_GETLK 12
 #define F_SETLK 13
diff --git a/arch/i386/bits/fcntl.h b/arch/i386/bits/fcntl.h
index 33a5185ce0c1def0a30286143ec47813d1cbcd28..ab1465250b9bec968bbbab9ca0d9578a7b7a8a43 100644
--- a/arch/i386/bits/fcntl.h
+++ b/arch/i386/bits/fcntl.h
@@ -25,6 +25,8 @@
 
 #define F_SETOWN 8
 #define F_GETOWN 9
+#define F_SETSIG 10
+#define F_GETSIG 11
 
 #define F_GETLK 12
 #define F_SETLK 13
diff --git a/arch/x86_64/bits/fcntl.h b/arch/x86_64/bits/fcntl.h
index f3e995026c72caa9f68905ecd3a922dac0ecd9a1..40062b5db0888f8e56a42e97658aa2efc7140b17 100644
--- a/arch/x86_64/bits/fcntl.h
+++ b/arch/x86_64/bits/fcntl.h
@@ -25,6 +25,8 @@
 
 #define F_SETOWN 8
 #define F_GETOWN 9
+#define F_SETSIG 10
+#define F_GETSIG 11
 
 #define F_GETLK 5
 #define F_SETLK 6