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diff --git a/i686-linux-gnu-4.7/usr/include/asm-generic/swab.h b/i686-linux-gnu-4.7/usr/include/asm-generic/swab.h
new file mode 100644
index 0000000..f2da4e4
--- /dev/null
+++ b/i686-linux-gnu-4.7/usr/include/asm-generic/swab.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+#ifndef _ASM_GENERIC_SWAB_H
+#define _ASM_GENERIC_SWAB_H
+
+#include <asm/bitsperlong.h>
+
+/*
+ * 32 bit architectures typically (but not always) want to
+ * set __SWAB_64_THRU_32__. In user space, this is only
+ * valid if the compiler supports 64 bit data types.
+ */
+
+#if __BITS_PER_LONG == 32
+#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
+#define __SWAB_64_THRU_32__
+#endif
+#endif
+
+#endif /* _ASM_GENERIC_SWAB_H */