diff --git a/sys_linux.go b/sys_linux.go
index 0c4c194..dec5229 100644
--- a/sys_linux.go
+++ b/sys_linux.go
@@ -9,6 +9,11 @@ type keyctlCommand int
 
 type keyId int32
 
+const (
+	syscall_keyctl   uintptr = syscall.SYS_KEYCTL
+	syscall_add_key  uintptr = syscall.SYS_ADD_KEY
+	syscall_setfsgid uintptr = syscall.SYS_SETFSGID
+)
 const (
 	keySpecThreadKeyring      keyId = -1
 	keySpecProcessKeyring     keyId = -2
diff --git a/sys_linux_386.go b/sys_linux_386.go
deleted file mode 100644
index 0442bee..0000000
--- a/sys_linux_386.go
+++ /dev/null
@@ -1,7 +0,0 @@
-package keyctl
-
-const (
-	syscall_keyctl   uintptr = 288
-	syscall_add_key  uintptr = 286
-	syscall_setfsgid uintptr = 139
-)
diff --git a/sys_linux_amd64.go b/sys_linux_amd64.go
deleted file mode 100644
index f36f316..0000000
--- a/sys_linux_amd64.go
+++ /dev/null
@@ -1,7 +0,0 @@
-package keyctl
-
-const (
-	syscall_keyctl   uintptr = 250
-	syscall_add_key  uintptr = 248
-	syscall_setfsgid uintptr = 123
-)
diff --git a/sys_linux_arm.go b/sys_linux_arm.go
deleted file mode 100644
index 0542a61..0000000
--- a/sys_linux_arm.go
+++ /dev/null
@@ -1,7 +0,0 @@
-package keyctl
-
-const (
-	syscall_keyctl   uintptr = 311
-	syscall_add_key  uintptr = 309
-	syscall_setfsgid uintptr = 139
-)