diff --git a/libc/arch-arm/include/machine/_types.h b/libc/arch-arm/include/machine/_types.h
deleted file mode 100644
index 0a8b610..0000000
--- a/libc/arch-arm/include/machine/_types.h
+++ /dev/null
@@ -1,110 +0,0 @@
-/*	$OpenBSD: _types.h,v 1.3 2006/02/14 18:12:58 miod Exp $	*/
-
-/*-
- * Copyright (c) 1990, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- *	@(#)types.h	8.3 (Berkeley) 1/5/94
- *	@(#)ansi.h	8.2 (Berkeley) 1/4/94
- */
-
-#ifndef _ARM__TYPES_H_
-#define _ARM__TYPES_H_
-
-/* 7.18.1.1 Exact-width integer types */
-typedef	__signed char		__int8_t;
-typedef	unsigned char		__uint8_t;
-typedef	short			__int16_t;
-typedef	unsigned short		__uint16_t;
-typedef	int			__int32_t;
-typedef	unsigned int		__uint32_t;
-/* LONGLONG */
-typedef	long long		__int64_t;
-/* LONGLONG */
-typedef	unsigned long long	__uint64_t;
-
-/* 7.18.1.2 Minimum-width integer types */
-typedef	__int8_t		__int_least8_t;
-typedef	__uint8_t		__uint_least8_t;
-typedef	__int16_t		__int_least16_t;
-typedef	__uint16_t		__uint_least16_t;
-typedef	__int32_t		__int_least32_t;
-typedef	__uint32_t		__uint_least32_t;
-typedef	__int64_t		__int_least64_t;
-typedef	__uint64_t		__uint_least64_t;
-
-/* 7.18.1.3 Fastest minimum-width integer types */
-typedef	__int32_t		__int_fast8_t;
-typedef	__uint32_t		__uint_fast8_t;
-typedef	__int32_t		__int_fast16_t;
-typedef	__uint32_t		__uint_fast16_t;
-typedef	__int32_t		__int_fast32_t;
-typedef	__uint32_t		__uint_fast32_t;
-typedef	__int64_t		__int_fast64_t;
-typedef	__uint64_t		__uint_fast64_t;
-
-/* 7.18.1.4 Integer types capable of holding object pointers */
-typedef	int 			__intptr_t;
-typedef	unsigned int 		__uintptr_t;
-
-/* 7.18.1.5 Greatest-width integer types */
-typedef	__int64_t		__intmax_t;
-typedef	__uint64_t		__uintmax_t;
-
-/* Register size */
-typedef __int32_t		__register_t;
-
-/* VM system types */
-typedef unsigned long		__vaddr_t;
-typedef unsigned long		__paddr_t;
-typedef unsigned long		__vsize_t;
-typedef unsigned long		__psize_t;
-
-/* Standard system types */
-typedef int			__clock_t;
-typedef int			__clockid_t;
-typedef double			__double_t;
-typedef float			__float_t;
-typedef long			__ptrdiff_t;
-typedef	int			__time_t;
-typedef int			__timer_t;
-#if defined(__GNUC__) && __GNUC__ >= 3
-typedef	__builtin_va_list	__va_list;
-#else
-typedef	char *			__va_list;
-#endif
-
-/* Wide character support types */
-#ifndef __cplusplus
-typedef	int			__wchar_t;
-#endif
-typedef int			__wint_t;
-typedef	int			__rune_t;
-typedef	void *			__wctrans_t;
-typedef	void *			__wctype_t;
-
-#endif	/* _ARM__TYPES_H_ */
diff --git a/libc/arch-arm64/include/machine/_types.h b/libc/arch-arm64/include/machine/_types.h
deleted file mode 100644
index 0a462ab..0000000
--- a/libc/arch-arm64/include/machine/_types.h
+++ /dev/null
@@ -1,111 +0,0 @@
-/*	$OpenBSD: _types.h,v 1.3 2006/02/14 18:12:58 miod Exp $	*/
-
-/*-
- * Copyright (c) 1990, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- *	@(#)types.h	8.3 (Berkeley) 1/5/94
- *	@(#)ansi.h	8.2 (Berkeley) 1/4/94
- */
-
-#ifndef _AARCH64__TYPES_H_
-#define _AARCH64__TYPES_H_
-
-/* 7.18.1.1 Exact-width integer types */
-typedef	__signed char		__int8_t;
-typedef	unsigned char		__uint8_t;
-typedef	short			__int16_t;
-typedef	unsigned short		__uint16_t;
-typedef	int			__int32_t;
-typedef	unsigned int		__uint32_t;
-typedef	long 		__int64_t;
-typedef	unsigned long  __uint64_t;
-
-/* 7.18.1.2 Minimum-width integer types */
-typedef	__int8_t		__int_least8_t;
-typedef	__uint8_t		__uint_least8_t;
-typedef	__int16_t		__int_least16_t;
-typedef	__uint16_t		__uint_least16_t;
-typedef	__int32_t		__int_least32_t;
-typedef	__uint32_t		__uint_least32_t;
-typedef	__int64_t		__int_least64_t;
-typedef	__uint64_t		__uint_least64_t;
-
-/* 7.18.1.3 Fastest minimum-width integer types */
-typedef	__int32_t		__int_fast8_t;
-typedef	__uint32_t		__uint_fast8_t;
-typedef	__int32_t		__int_fast16_t;
-typedef	__uint32_t		__uint_fast16_t;
-typedef	__int32_t		__int_fast32_t;
-typedef	__uint32_t		__uint_fast32_t;
-typedef	__int64_t		__int_fast64_t;
-typedef	__uint64_t		__uint_fast64_t;
-
-/* 7.18.1.4 Integer types capable of holding object pointers */
-typedef	int 			__intptr_t;
-typedef	unsigned int 		__uintptr_t;
-
-/* 7.18.1.5 Greatest-width integer types */
-typedef	__int64_t		__intmax_t;
-typedef	__uint64_t		__uintmax_t;
-
-/* Register size */
-typedef	__int64_t		__register_t;
-
-/* VM system types */
-typedef	unsigned long		__vaddr_t;
-typedef	unsigned long		__paddr_t;
-typedef	unsigned long		__vsize_t;
-typedef	unsigned long		__psize_t;
-
-/* Standard system types */
-typedef	long			__clock_t;
-typedef	int	    		__clockid_t;
-typedef	double			__double_t;
-typedef	float			__float_t;
-typedef	long			__ptrdiff_t;
-typedef	long			__time_t;
-typedef	int	    		__timer_t;
-#if defined(__GNUC__) && __GNUC__ >= 3
-typedef	__builtin_va_list	__va_list;
-#else
-typedef	char *			__va_list;
-#endif
-
-/* Wide character support types */
-#ifndef __cplusplus
-typedef	int			__wchar_t;
-#endif
-typedef	int			__wint_t;
-typedef	int			__rune_t;
-typedef	void *			__wctrans_t;
-typedef	void *			__wctype_t;
-
-#define _BYTE_ORDER _LITTLE_ENDIAN
-
-#endif  /* _AARCH64__TYPES_H_ */
-
diff --git a/libc/arch-mips/include/machine/_types.h b/libc/arch-mips/include/machine/_types.h
deleted file mode 100644
index 05f79ef..0000000
--- a/libc/arch-mips/include/machine/_types.h
+++ /dev/null
@@ -1,137 +0,0 @@
-/*	$OpenBSD: _types.h,v 1.5 2008/07/21 20:50:54 martynas Exp $	*/
-
-/*-
- * Copyright (c) 1990, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- *	@(#)types.h	8.3 (Berkeley) 1/5/94
- *	@(#)ansi.h	8.2 (Berkeley) 1/4/94
- */
-
-#ifndef _MIPS64__TYPES_H_
-#define _MIPS64__TYPES_H_
-
-/*
- *  We need to handle the various ISA levels for sizes.
- */
-#define	_MIPS_ISA_MIPS1	1	/* R2000/R3000 */
-#define	_MIPS_ISA_MIPS2	2	/* R4000/R6000 */
-#define	_MIPS_ISA_MIPS3	3	/* R4000 */
-#define	_MIPS_ISA_MIPS4	4	/* TFP (R1x000) */
-
-/* 7.18.1.1 Exact-width integer types */
-typedef	__signed char		__int8_t;
-typedef	unsigned char		__uint8_t;
-typedef	short			__int16_t;
-typedef	unsigned short		__uint16_t;
-typedef	int			__int32_t;
-typedef	unsigned int		__uint32_t;
-/* LONGLONG */
-typedef	long long		__int64_t;
-/* LONGLONG */
-typedef	unsigned long long	__uint64_t;
-
-/* 7.18.1.2 Minimum-width integer types */
-typedef	__int8_t		__int_least8_t;
-typedef	__uint8_t		__uint_least8_t;
-typedef	__int16_t		__int_least16_t;
-typedef	__uint16_t		__uint_least16_t;
-typedef	__int32_t		__int_least32_t;
-typedef	__uint32_t		__uint_least32_t;
-typedef	__int64_t		__int_least64_t;
-typedef	__uint64_t		__uint_least64_t;
-
-/* 7.18.1.3 Fastest minimum-width integer types */
-typedef	__int32_t		__int_fast8_t;
-typedef	__uint32_t		__uint_fast8_t;
-typedef	__int32_t		__int_fast16_t;
-typedef	__uint32_t		__uint_fast16_t;
-typedef	__int32_t		__int_fast32_t;
-typedef	__uint32_t		__uint_fast32_t;
-typedef	__int64_t		__int_fast64_t;
-typedef	__uint64_t		__uint_fast64_t;
-
-/* 7.18.1.4 Integer types capable of holding object pointers */
-typedef	long			__intptr_t;
-typedef	unsigned long		__uintptr_t;
-
-/* 7.18.1.5 Greatest-width integer types */
-typedef	__int64_t		__intmax_t;
-typedef	__uint64_t		__uintmax_t;
-
-/* Register size */
-#if (_MIPS_ISA == _MIPS_ISA_MIPS3 || _MIPS_ISA == _MIPS_ISA_MIPS4)
-typedef __int64_t		__register_t;
-typedef __int64_t		f_register_t;	/* XXX */
-#else
-typedef __int32_t		__register_t;
-typedef __int32_t		f_register_t;	/* XXX */
-#endif
-
-/* VM system types */
-typedef unsigned long		__vaddr_t;
-typedef unsigned long		__paddr_t;
-typedef unsigned long		__vsize_t;
-typedef unsigned long		__psize_t;
-
-/* Standard system types */
-typedef int			__clock_t;
-typedef int			__clockid_t;
-typedef double			__double_t;
-typedef float			__float_t;
-typedef long long		__off_t;
-typedef long			__ptrdiff_t;
-typedef	int			__time_t;
-typedef int			__timer_t;
-#if defined(__GNUC__) && __GNUC__ >= 3
-typedef	__builtin_va_list	__va_list;
-#else
-typedef	char *			__va_list;
-#endif
-
-/* Wide character support types */
-#ifndef __cplusplus
-typedef	int			__wchar_t;
-#endif
-typedef int			__wint_t;
-typedef	int			__rune_t;
-typedef	void *			__wctrans_t;
-typedef	void *			__wctype_t;
-
-#if defined(_KERNEL)
-typedef struct label_t {
-	__register_t val[14];
-} label_t;
-#endif
-
-/* XXX check why this still has to be defined. pmap.c issue? */
-#define __SWAP_BROKEN
-
-/* Feature test macros */
-#define __HAVE_TIMECOUNTER
-
-#endif	/* _MIPS64__TYPES_H_ */
diff --git a/libc/arch-mips/include/machine/signal.h b/libc/arch-mips/include/machine/signal.h
index 4efb856..c665c7d 100644
--- a/libc/arch-mips/include/machine/signal.h
+++ b/libc/arch-mips/include/machine/signal.h
@@ -57,8 +57,6 @@
  * a non-standard exit is performed.
  */
 
-#if defined(__ANDROID__)
-
 /*
  * The Linux and OpenBSD sigcontext structures are slightly different
  * This is the Linux O32 ABI compatible sigcontext
@@ -85,27 +83,10 @@
 	unsigned long sc_lo3;
 };
 
-#else
-
-struct	sigcontext {
-	long	sc_onstack;	/* sigstack state to restore */
-	long	 sc_mask;	/* signal mask to restore */
-	__register_t sc_pc;	/* pc at time of signal */
-	__register_t sc_regs[32]; /* processor regs 0 to 31 */
-	__register_t mullo;	/* mullo and mulhi registers... */
-	__register_t mulhi;	/* mullo and mulhi registers... */
-	f_register_t sc_fpregs[33]; /* fp regs 0 to 31 and csr */
-	long	sc_fpused;	/* fp has been used */
-	long	sc_fpc_eir;	/* floating point exception instruction reg */
-	long	xxx[8];		/* XXX reserved */
-};
-#endif
 #endif /* __BSD_VISIBLE || __XPG_VISIBLE >= 420 */
 
 #else /* __LANGUAGE_ASSEMBLY */
 
-#ifdef __ANDROID__
-
 #define	SC_REGMASK	(0*REGSZ)
 #define	SC_STATUS	(1*REGSZ)
 #define	SC_PC		(2*REGSZ)
@@ -128,20 +109,6 @@
 #define	SC_MASK		SC_REGMASK
 #define	SC_FPUSED	SC_USED_MATH
 
-#else
-
-#define SC_ONSTACK	(0 * REGSZ)
-#define	SC_MASK		(1 * REGSZ)
-#define	SC_PC		(2 * REGSZ)
-#define	SC_REGS		(3 * REGSZ)
-#define	SC_MULLO	(35 * REGSZ)
-#define	SC_MULHI	(36 * REGSZ)
-#define	SC_FPREGS	(37 * REGSZ)
-#define	SC_FPUSED	(70 * REGSZ)
-#define	SC_FPC_EIR	(71 * REGSZ)
-
-#endif /* __ANDROID__ */
-
 #endif /* __LANGUAGE_ASSEMBLY */
 
 #endif	/* !_MIPS_SIGNAL_H_ */
diff --git a/libc/arch-x86/include/machine/_types.h b/libc/arch-x86/include/machine/_types.h
deleted file mode 100644
index 3806f78..0000000
--- a/libc/arch-x86/include/machine/_types.h
+++ /dev/null
@@ -1,114 +0,0 @@
-/*	$OpenBSD: _types.h,v 1.2 2006/01/13 17:50:06 millert Exp $	*/
-
-/*-
- * Copyright (c) 1990, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- *	@(#)types.h	8.3 (Berkeley) 1/5/94
- *	@(#)ansi.h	8.2 (Berkeley) 1/4/94
- */
-
-#ifndef _I386__TYPES_H_
-#define _I386__TYPES_H_
-
-/* 7.18.1.1 Exact-width integer types */
-typedef	__signed char		__int8_t;
-typedef	unsigned char		__uint8_t;
-typedef	short			__int16_t;
-typedef	unsigned short		__uint16_t;
-typedef	int			__int32_t;
-typedef	unsigned int		__uint32_t;
-/* LONGLONG */
-typedef	long long		__int64_t;
-/* LONGLONG */
-typedef	unsigned long long	__uint64_t;
-
-/* 7.18.1.2 Minimum-width integer types */
-typedef	__int8_t		__int_least8_t;
-typedef	__uint8_t		__uint_least8_t;
-typedef	__int16_t		__int_least16_t;
-typedef	__uint16_t		__uint_least16_t;
-typedef	__int32_t		__int_least32_t;
-typedef	__uint32_t		__uint_least32_t;
-typedef	__int64_t		__int_least64_t;
-typedef	__uint64_t		__uint_least64_t;
-
-/* 7.18.1.3 Fastest minimum-width integer types */
-typedef	__int32_t		__int_fast8_t;
-typedef	__uint32_t		__uint_fast8_t;
-typedef	__int32_t		__int_fast16_t;
-typedef	__uint32_t		__uint_fast16_t;
-typedef	__int32_t		__int_fast32_t;
-typedef	__uint32_t		__uint_fast32_t;
-typedef	__int64_t		__int_fast64_t;
-typedef	__uint64_t		__uint_fast64_t;
-
-/* 7.18.1.4 Integer types capable of holding object pointers */
-typedef	int 			__intptr_t;
-typedef	unsigned int 	__uintptr_t;
-
-/* 7.18.1.5 Greatest-width integer types */
-typedef	__int64_t		__intmax_t;
-typedef	__uint64_t		__uintmax_t;
-
-/* Register size */
-typedef __int32_t		__register_t;
-
-/* VM system types */
-typedef unsigned long		__vaddr_t;
-typedef unsigned long		__paddr_t;
-typedef unsigned long		__vsize_t;
-typedef unsigned long		__psize_t;
-
-/* Standard system types */
-typedef int			__clock_t;
-typedef int			__clockid_t;
-typedef double			__double_t;
-typedef float			__float_t;
-typedef long			__ptrdiff_t;
-typedef	int			__time_t;
-typedef int			__timer_t;
-#if defined(__GNUC__) && __GNUC__ >= 3
-typedef	__builtin_va_list	__va_list;
-#else
-typedef	char *			__va_list;
-#endif
-
-/* Wide character support types */
-#ifndef __cplusplus
-typedef	int			__wchar_t;
-#endif
-typedef int			__wint_t;
-typedef	int			__rune_t;
-typedef	void *			__wctrans_t;
-typedef	void *			__wctype_t;
-
-/* Feature test macros */
-#define __HAVE_CPUINFO
-#define __HAVE_MUTEX
-
-#endif	/* _I386__TYPES_H_ */
diff --git a/libc/arch-x86_64/include/machine/_types.h b/libc/arch-x86_64/include/machine/_types.h
deleted file mode 100644
index 234e652..0000000
--- a/libc/arch-x86_64/include/machine/_types.h
+++ /dev/null
@@ -1,137 +0,0 @@
-/*	$OpenBSD: _types.h,v 1.13 2013/07/05 19:46:27 guenther Exp $	*/
-
-/*-
- * Copyright (c) 1990, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- *	@(#)types.h	8.3 (Berkeley) 1/5/94
- *	@(#)ansi.h	8.2 (Berkeley) 1/4/94
- */
-
-#ifndef _MACHINE__TYPES_H_
-#define _MACHINE__TYPES_H_
-
-/*
- * _ALIGN(p) rounds p (pointer or byte index) up to a correctly-aligned
- * value for all data types (int, long, ...).   The result is an
- * unsigned long and must be cast to any desired pointer type.
- *
- * _ALIGNED_POINTER is a boolean macro that checks whether an address
- * is valid to fetch data elements of type t from on this architecture.
- * This does not reflect the optimal alignment, just the possibility
- * (within reasonable limits). 
- */
-#define	_ALIGNBYTES	(sizeof(long) - 1)
-#define	_ALIGN(p)	(((unsigned long)(p) + _ALIGNBYTES) &~_ALIGNBYTES)
-#define	_ALIGNED_POINTER(p,t)	1
-
-#if defined(_KERNEL)
-typedef struct label_t {
-	long val[8];
-} label_t;
-#endif
-
-/* 7.18.1.1 Exact-width integer types */
-typedef	__signed char		__int8_t;
-typedef	unsigned char		__uint8_t;
-typedef	short			__int16_t;
-typedef	unsigned short		__uint16_t;
-typedef	int			__int32_t;
-typedef	unsigned int		__uint32_t;
-typedef	long                    __int64_t;
-typedef	unsigned long           __uint64_t;
-
-/* 7.18.1.2 Minimum-width integer types */
-typedef	__int8_t		__int_least8_t;
-typedef	__uint8_t		__uint_least8_t;
-typedef	__int16_t		__int_least16_t;
-typedef	__uint16_t		__uint_least16_t;
-typedef	__int32_t		__int_least32_t;
-typedef	__uint32_t		__uint_least32_t;
-typedef	__int64_t		__int_least64_t;
-typedef	__uint64_t		__uint_least64_t;
-
-/* 7.18.1.3 Fastest minimum-width integer types */
-typedef	__int32_t		__int_fast8_t;
-typedef	__uint32_t		__uint_fast8_t;
-typedef	__int32_t		__int_fast16_t;
-typedef	__uint32_t		__uint_fast16_t;
-typedef	__int32_t		__int_fast32_t;
-typedef	__uint32_t		__uint_fast32_t;
-typedef	__int64_t		__int_fast64_t;
-typedef	__uint64_t		__uint_fast64_t;
-#define	__INT_FAST8_MIN		INT32_MIN
-#define	__INT_FAST16_MIN	INT32_MIN
-#define	__INT_FAST32_MIN	INT32_MIN
-#define	__INT_FAST64_MIN	INT64_MIN
-#define	__INT_FAST8_MAX		INT32_MAX
-#define	__INT_FAST16_MAX	INT32_MAX
-#define	__INT_FAST32_MAX	INT32_MAX
-#define	__INT_FAST64_MAX	INT64_MAX
-#define	__UINT_FAST8_MAX	UINT32_MAX
-#define	__UINT_FAST16_MAX	UINT32_MAX
-#define	__UINT_FAST32_MAX	UINT32_MAX
-#define	__UINT_FAST64_MAX	UINT64_MAX
-
-/* 7.18.1.4 Integer types capable of holding object pointers */
-typedef	long			__intptr_t;
-typedef	unsigned long		__uintptr_t;
-
-/* 7.18.1.5 Greatest-width integer types */
-typedef	__int64_t		__intmax_t;
-typedef	__uint64_t		__uintmax_t;
-
-/* Register size */
-typedef long			__register_t;
-
-/* VM system types */
-typedef unsigned long		__vaddr_t;
-typedef unsigned long		__paddr_t;
-typedef unsigned long		__vsize_t;
-typedef unsigned long		__psize_t;
-
-/* Standard system types */
-typedef	double			__double_t;
-typedef	float			__float_t;
-typedef long			__ptrdiff_t;
-typedef	long			__ssize_t;
-#if defined(__GNUC__) && __GNUC__ >= 3
-typedef	__builtin_va_list	__va_list;
-#else
-typedef char *			__va_list;
-#endif
-
-/* Wide character support types */
-#ifndef __cplusplus
-typedef	int			__wchar_t;
-#endif
-typedef int			__wint_t;
-typedef	int			__rune_t;
-typedef	void *			__wctrans_t;
-typedef	void *			__wctype_t;
-
-#endif	/* _MACHINE__TYPES_H_ */
diff --git a/libc/include/err.h b/libc/include/err.h
index f24da61..aad1f59 100644
--- a/libc/include/err.h
+++ b/libc/include/err.h
@@ -35,15 +35,8 @@
 #ifndef _ERR_H_
 #define	_ERR_H_
 
-/*
- * Don't use va_list in the err/warn prototypes.   Va_list is typedef'd in two
- * places (<machine/varargs.h> and <machine/stdarg.h>), so if we include one
- * of them here we may collide with the utility's includes.  It's unreasonable
- * for utilities to have to include one of them to include err.h, so we get
- * __va_list from <machine/_types.h> and use it.
- */
 #include <sys/cdefs.h>
-#include <machine/_types.h>
+#include <sys/types.h>
 
 __BEGIN_DECLS
 
diff --git a/libc/include/sys/_types.h b/libc/include/sys/_types.h
index 9d313d1..6bf9c1c 100644
--- a/libc/include/sys/_types.h
+++ b/libc/include/sys/_types.h
@@ -32,9 +32,48 @@
  */
 
 #ifndef _SYS__TYPES_H_
-#define	_SYS__TYPES_H_
+#define _SYS__TYPES_H_
 
-#include <machine/_types.h>
+typedef __signed char __int8_t;
+typedef unsigned char __uint8_t;
+typedef short __int16_t;
+typedef unsigned short __uint16_t;
+typedef int __int32_t;
+typedef unsigned int __uint32_t;
+#if __LP64__
+typedef long __int64_t;
+typedef unsigned long __uint64_t;
+#else
+typedef long long __int64_t;
+typedef unsigned long long __uint64_t;
+#endif
+
+#if __LP64__
+typedef long __intptr_t;
+typedef unsigned long __uintptr_t;
+#else
+typedef int __intptr_t;
+typedef unsigned int __uintptr_t;
+#endif
+
+#if __LP64__
+typedef long __time_t;
+#else
+typedef int __time_t; /* Historical accident. */
+#endif
+
+typedef int __timer_t;
+
+typedef int __clockid_t;
+
+#ifndef __cplusplus
+typedef int __wchar_t;
+#endif
+
+typedef double __double_t;
+typedef float __float_t;
+
+typedef __builtin_va_list __va_list;
 
 typedef	unsigned long	__cpuid_t;	/* CPU id */
 typedef	__uint32_t	__fixpt_t;	/* fixed point number */
diff --git a/libc/include/sys/endian.h b/libc/include/sys/endian.h
index b0365d8..cbde121 100644
--- a/libc/include/sys/endian.h
+++ b/libc/include/sys/endian.h
@@ -38,7 +38,6 @@
 
 #include <sys/cdefs.h>
 #include <machine/endian.h>
-#include <machine/_types.h>
 
 #define _LITTLE_ENDIAN	1234
 #define _BIG_ENDIAN	4321