initial check-in, version 0.5.0 v0.5.0

29 files changed, 1383 insertions, 0 deletions

diff --git a/include/bits/alltypes.h.sh b/include/bits/alltypes.h.sh
new file mode 100755
index 00000000..595bf13e
--- /dev/null
+++ b/include/bits/alltypes.h.sh
@@ -0,0 +1,115 @@
+#!/bin/sh
+sed -e << EOF \
+'/^TYPEDEF/s/TYPEDEF \(.*\) \([^ ]*\);$/#if defined(__NEED_\2) \&\& !defined(__DEFINED_\2)\
+typedef \1 \2;\
+#define __DEFINED_\2\
+#endif\
+/
+/^STRUCT/s/STRUCT * \([^ ]*\) \(.*\);$/#if defined(__NEED_struct_\1) \&\& !defined(__DEFINED_struct_\1)\
+struct \1 \2;\
+#define __DEFINED_struct_\1\
+#endif\
+/
+/^UNION/s/UNION * \([^ ]*\) \(.*\);$/#if defined(__NEED_union_\1) \&\& !defined(__DEFINED_union_\1)\
+union \1 \2;\
+#define __DEFINED_union_\1\
+#endif\
+/'
+
+TYPEDEF unsigned size_t;
+TYPEDEF int ssize_t;
+TYPEDEF long ptrdiff_t;
+TYPEDEF struct __va_list * va_list;
+
+TYPEDEF long wchar_t;
+TYPEDEF long wint_t;
+TYPEDEF long wctrans_t;
+TYPEDEF long wctype_t;
+
+TYPEDEF char      int8_t;
+TYPEDEF short     int16_t;
+TYPEDEF int       int32_t;
+TYPEDEF long long int64_t;
+
+TYPEDEF unsigned char      uint8_t;
+TYPEDEF unsigned short     uint16_t;
+TYPEDEF unsigned int       uint32_t;
+TYPEDEF unsigned long long uint64_t;
+
+TYPEDEF unsigned char      __uint8_t;
+TYPEDEF unsigned short     __uint16_t;
+TYPEDEF unsigned int       __uint32_t;
+TYPEDEF unsigned long long __uint64_t;
+
+TYPEDEF int8_t  int_least8_t;
+TYPEDEF int16_t int_least16_t;
+TYPEDEF int32_t int_least32_t;
+TYPEDEF int64_t int_least64_t;
+
+TYPEDEF uint8_t  uint_least8_t;
+TYPEDEF uint16_t uint_least16_t;
+TYPEDEF uint32_t uint_least32_t;
+TYPEDEF uint64_t uint_least64_t;
+
+TYPEDEF int8_t    int_fast8_t;
+TYPEDEF int       int_fast16_t;
+TYPEDEF int       int_fast32_t;
+TYPEDEF int64_t   int_fast64_t;
+
+TYPEDEF unsigned char      uint_fast8_t;
+TYPEDEF unsigned int       uint_fast16_t;
+TYPEDEF unsigned int       uint_fast32_t;
+TYPEDEF uint64_t           uint_fast64_t;
+
+TYPEDEF long          intptr_t;
+TYPEDEF unsigned long uintptr_t;
+
+TYPEDEF long long          intmax_t;
+TYPEDEF unsigned long long uintmax_t;
+
+TYPEDEF long time_t;
+TYPEDEF unsigned int useconds_t;
+TYPEDEF int suseconds_t;
+STRUCT timeval { time_t tv_sec; long tv_usec; };
+STRUCT timespec { time_t tv_sec; long tv_nsec; };
+
+TYPEDEF int pid_t;
+TYPEDEF int id_t;
+TYPEDEF int uid_t;
+TYPEDEF int gid_t;
+TYPEDEF int key_t;
+TYPEDEF struct __pthread * pthread_t;
+
+TYPEDEF long long off_t;
+
+TYPEDEF unsigned int mode_t;
+
+TYPEDEF unsigned int nlink_t;
+TYPEDEF unsigned long long ino_t;
+TYPEDEF long long dev_t;
+TYPEDEF long blksize_t;
+TYPEDEF long long blkcnt_t;
+TYPEDEF unsigned long long fsblkcnt_t;
+TYPEDEF unsigned long long fsfilcnt_t;
+
+TYPEDEF int timer_t;
+TYPEDEF int clockid_t;
+TYPEDEF unsigned long clock_t;
+
+TYPEDEF struct { unsigned long __bits[1024/sizeof(long)]; } sigset_t;
+TYPEDEF struct __siginfo siginfo_t;
+
+TYPEDEF unsigned int socklen_t;
+TYPEDEF unsigned short sa_family_t;
+TYPEDEF unsigned short in_port_t;
+TYPEDEF unsigned int in_addr_t;
+STRUCT in_addr { in_addr_t s_addr; };
+
+TYPEDEF struct __FILE_s FILE;
+
+TYPEDEF int nl_item;
+
+TYPEDEF struct __locale * locale_t;
+
+
+EOF
diff --git a/include/bits/endian.h b/include/bits/endian.h
new file mode 100644
index 00000000..172c338f
--- /dev/null
+++ b/include/bits/endian.h
@@ -0,0 +1 @@
+#define __BYTE_ORDER __LITTLE_ENDIAN
diff --git a/include/bits/errno.h b/include/bits/errno.h
new file mode 100644
index 00000000..fddea5ef
--- /dev/null
+++ b/include/bits/errno.h
@@ -0,0 +1,125 @@
+#define EPERM            1
+#define ENOENT           2
+#define ESRCH            3
+#define EINTR            4
+#define EIO              5
+#define ENXIO            6
+#define E2BIG            7
+#define ENOEXEC          8
+#define EBADF            9
+#define ECHILD          10
+#define EAGAIN          11
+#define ENOMEM          12
+#define EACCES          13
+#define EFAULT          14
+#define ENOTBLK         15
+#define EBUSY           16
+#define EEXIST          17
+#define EXDEV           18
+#define ENODEV          19
+#define ENOTDIR         20
+#define EISDIR          21
+#define EINVAL          22
+#define ENFILE          23
+#define EMFILE          24
+#define ENOTTY          25
+#define ETXTBSY         26
+#define EFBIG           27
+#define ENOSPC          28
+#define ESPIPE          29
+#define EROFS           30
+#define EMLINK          31
+#define EPIPE           32
+#define EDOM            33
+#define ERANGE          34
+#define EDEADLK         35
+#define ENAMETOOLONG    36
+#define ENOLCK          37
+#define ENOSYS          38
+#define ENOTEMPTY       39
+#define ELOOP           40
+#define EWOULDBLOCK     EAGAIN
+#define ENOMSG          42
+#define EIDRM           43
+#define ECHRNG          44
+#define EL2NSYNC        45
+#define EL3HLT          46
+#define EL3RST          47
+#define ELNRNG          48
+#define EUNATCH         49
+#define ENOCSI          50
+#define EL2HLT          51
+#define EBADE           52
+#define EBADR           53
+#define EXFULL          54
+#define ENOANO          55
+#define EBADRQC         56
+#define EBADSLT         57
+#define EDEADLOCK       EDEADLK
+#define EBFONT          59
+#define ENOSTR          60
+#define ENODATA         61
+#define ETIME           62
+#define ENOSR           63
+#define ENONET          64
+#define ENOPKG          65
+#define EREMOTE         66
+#define ENOLINK         67
+#define EADV            68
+#define ESRMNT          69
+#define ECOMM           70
+#define EPROTO          71
+#define EMULTIHOP       72
+#define EDOTDOT         73
+#define EBADMSG         74
+#define EOVERFLOW       75
+#define ENOTUNIQ        76
+#define EBADFD          77
+#define EREMCHG         78
+#define ELIBACC         79
+#define ELIBBAD         80
+#define ELIBSCN         81
+#define ELIBMAX         82
+#define ELIBEXEC        83
+#define EILSEQ          84
+#define ERESTART        85
+#define ESTRPIPE        86
+#define EUSERS          87
+#define ENOTSOCK        88
+#define EDESTADDRREQ    89
+#define EMSGSIZE        90
+#define EPROTOTYPE      91
+#define ENOPROTOOPT     92
+#define EPROTONOSUPPORT 93
+#define ESOCKTNOSUPPORT 94
+#define EOPNOTSUPP      95
+#define EPFNOSUPPORT    96
+#define EAFNOSUPPORT    97
+#define EADDRINUSE      98
+#define EADDRNOTAVAIL   99
+#define ENETDOWN        100
+#define ENETUNREACH     101
+#define ENETRESET       102
+#define ECONNABORTED    103
+#define ECONNRESET      104
+#define ENOBUFS         105
+#define EISCONN         106
+#define ENOTCONN        107
+#define ESHUTDOWN       108
+#define ETOOMANYREFS    109
+#define ETIMEDOUT       110
+#define ECONNREFUSED    111
+#define EHOSTDOWN       112
+#define EHOSTUNREACH    113
+#define EALREADY        114
+#define EINPROGRESS     115
+#define ESTALE          116
+#define EUCLEAN         117
+#define ENOTNAM         118
+#define ENAVAIL         119
+#define EISNAM          120
+#define EREMOTEIO       121
+#define EDQUOT          122
+#define ENOMEDIUM       123
+#define EMEDIUMTYPE     124
+#define ECANCELED       125
diff --git a/include/bits/fcntl.h b/include/bits/fcntl.h
new file mode 100644
index 00000000..550152fd
--- /dev/null
+++ b/include/bits/fcntl.h
@@ -0,0 +1,59 @@
+#define O_ACCMODE 03
+#define O_RDONLY  00
+#define O_WRONLY  01
+#define O_RDWR    02
+
+#define O_CREAT        0100
+#define O_EXCL         0200
+#define O_NOCTTY       0400
+#define O_TRUNC       01000
+#define O_APPEND      02000
+#define O_NONBLOCK    04000
+#define O_SYNC       010000
+#define O_DIRECTORY 0200000
+#define O_NOFOLLOW  0400000
+#define O_CLOEXEC  02000000
+
+#ifdef _GNU_SOURCE
+#define O_ASYNC      020000
+#define O_DIRECT     040000
+#define O_NOATIME  01000000
+#define F_DUPFD_CLOEXEC 1030
+#define FAPPENT O_APPEND
+#define FFSYNC O_FSYNC
+#define FASYNC O_ASYNC
+#define FNONBLOCK O_NONBLOCK
+#define FNDELAY O_NDELAY
+#endif
+
+#define F_DUPFD  0
+#define F_GETFD  1
+#define F_SETFD  2
+#define F_GETFL  3
+#define F_SETFL  4
+
+#define F_SETOWN 8
+#define F_GETOWN 9
+
+#define F_GETLK 12
+#define F_SETLK 13
+#define F_SETLKW 14
+
+#define FD_CLOEXEC 1
+
+#define F_RDLCK 0
+#define F_WRLCK 1
+#define F_UNLCK 2
+
+#define AT_FDCWD (-100)
+#define AT_SYMLINK_NOFOLLOW 0x100
+#define AT_REMOVEDIR 0x200
+#define AT_SYMLINK_FOLLOW 0x400
+#define AT_EACCESS 0x200
+
+#define POSIX_FADV_NORMAL     0
+#define POSIX_FADV_RANDOM     1
+#define POSIX_FADV_SEQUENTIAL 2
+#define POSIX_FADV_WILLNEED   3
+#define POSIX_FADV_DONTNEED   4
+#define POSIX_FADV_NOREUSE    5
diff --git a/include/bits/fenv.h b/include/bits/fenv.h
new file mode 100644
index 00000000..24df0417
--- /dev/null
+++ b/include/bits/fenv.h
@@ -0,0 +1,34 @@
+#define FE_INVALID    1
+#define __FE_DENORM   2
+#define FE_DIVBYZERO  4
+#define FE_OVERFLOW   8
+#define FE_UNDERFLOW  16
+#define FE_INEXACT    32
+
+#define FE_ALL_EXCEPT 63
+
+#define FE_TONEAREST  0
+#define FE_DOWNWARD   0x400
+#define FE_UPWARD     0x800
+#define FE_TOWARDZERO 0xc00
+
+typedef unsigned short fexcept_t;
+
+typedef struct {
+	unsigned short __control_word;
+	unsigned short __unused1;
+	unsigned short __status_word;
+	unsigned short __unused2;
+	unsigned short __tags;
+	unsigned short __unused3;
+	unsigned int __eip;
+	unsigned short __cs_selector;
+	unsigned int __opcode:11;
+	unsigned int __unused4:5;
+	unsigned int __data_offset;
+	unsigned short __data_selector;
+	unsigned short __unused5;
+	unsigned int __mxcsr;
+} fenv_t;
+
+#define FE_DFL_ENV      ((const fenv_t *) -1)
diff --git a/include/bits/float.h b/include/bits/float.h
new file mode 100644
index 00000000..162b3e46
--- /dev/null
+++ b/include/bits/float.h
@@ -0,0 +1,11 @@
+#define LDBL_MIN     3.3621031431120935063e-4932L
+#define LDBL_MAX     1.1897314953572317650e+4932L
+#define LDBL_EPSILON 1.0842021724855044340e-19L
+
+#define LDBL_MANT_DIG 64
+#define LDBL_MIN_EXP (-16381)
+#define LDBL_MAX_EXP 16384
+
+#define LDBL_DIG 18
+#define LDBL_MIN_10_EXP (-4931)
+#define LDBL_MAX_10_EXP 4932
diff --git a/include/bits/in.h b/include/bits/in.h
new file mode 100644
index 00000000..53ca31ca
--- /dev/null
+++ b/include/bits/in.h
@@ -0,0 +1,89 @@
+#define IP_TOS             1
+#define IP_TTL             2
+#define IP_HDRINCL         3
+#define IP_OPTIONS         4
+#define IP_ROUTER_ALERT    5
+#define IP_RECVOPTS        6
+#define IP_RETOPTS         7
+//#define IP_PKTINFO         8
+#define IP_PKTOPTIONS      9
+#define IP_PMTUDISC        10
+#define IP_MTU_DISCOVER    10
+#define IP_RECVERR         11
+#define IP_RECVTTL         12
+#define IP_RECVTOS         13
+#define IP_MULTICAST_IF    32
+#define IP_MULTICAST_TTL   33
+#define IP_MULTICAST_LOOP  34
+#define IP_ADD_MEMBERSHIP  35
+#define IP_DROP_MEMBERSHIP 36
+
+#define IP_RECVRETOPTS IP_RETOPTS
+
+#define IP_PMTUDISC_DONT   0
+#define IP_PMTUDISC_WANT   1
+#define IP_PMTUDISC_DO     2
+
+#define SOL_IP 0
+
+#define IP_DEFAULT_MULTICAST_TTL        1
+#define IP_DEFAULT_MULTICAST_LOOP       1
+#define IP_MAX_MEMBERSHIPS              20
+
+struct ip_opts
+{
+	struct in_addr ip_dst;
+	char ip_opts[40];
+};
+
+struct ip_mreq
+{
+	struct in_addr imr_multiaddr;
+	struct in_addr imr_interface;
+};
+
+struct ip_mreqn
+{
+	struct in_addr imr_multiaddr;
+	struct in_addr imr_address;
+	int imr_ifindex;
+};
+
+struct in_pktinfo
+{
+	int ipi_ifindex;
+	struct in_addr ipi_spec_dst;
+	struct in_addr ipi_addr;
+};
+
+#define IPV6_ADDRFORM           1
+#define IPV6_PKTINFO            2
+#define IPV6_HOPOPTS            3
+#define IPV6_DSTOPTS            4
+#define IPV6_RXSRCRT            5
+#define IPV6_PKTOPTIONS         6
+#define IPV6_CHECKSUM           7
+#define IPV6_HOPLIMIT           8
+#define IPV6_NEXTHOP            9
+#define IPV6_AUTHHDR            10
+#define IPV6_UNICAST_HOPS       16
+#define IPV6_MULTICAST_IF       17
+#define IPV6_MULTICAST_HOPS     18
+#define IPV6_MULTICAST_LOOP     19
+#define IPV6_ADD_MEMBERSHIP     20
+#define IPV6_DROP_MEMBERSHIP    21
+#define IPV6_ROUTER_ALERT       22
+
+#define SCM_SRCRT               IPV6_RXSRCRT
+
+#define IPV6_RXHOPOPTS          IPV6_HOPOPTS
+#define IPV6_RXDSTOPTS          IPV6_DSTOPTS
+
+
+#define IPV6_PMTUDISC_DONT      0
+#define IPV6_PMTUDISC_WANT      1
+#define IPV6_PMTUDISC_DO        2
+
+
+#define SOL_IPV6        41
+#define SOL_ICMPV6      58
diff --git a/include/bits/ioctl.h b/include/bits/ioctl.h
new file mode 100644
index 00000000..bb63ffb4
--- /dev/null
+++ b/include/bits/ioctl.h
@@ -0,0 +1,182 @@
+#define _IOC(a,b,c,d) ( ((a)<<30) | ((b)<<8) | (c) | ((d)<<16) )
+#define _IOC_NONE  0U
+#define _IOC_WRITE 1U
+#define _IOC_READ  2U
+
+#define _IO(a,b) _IOC(_IOC_NONE,(a),(b),0)
+#define _IOW(a,b,c) _IOC(1,(a),(b),sizeof(c))
+#define _IOR(a,b,c) _IOC(2,(a),(b),sizeof(c))
+#define _IOWR(a,b,c) _IOC(3,(a),(b),sizeof(c))
+
+#define TCGETS		0x5401
+#define TCSETS		0x5402
+#define TCSETSW		0x5403
+#define TCSETSF		0x5404
+#define TCGETA		0x5405
+#define TCSETA		0x5406
+#define TCSETAW		0x5407
+#define TCSETAF		0x5408
+#define TCSBRK		0x5409
+#define TCXONC		0x540A
+#define TCFLSH		0x540B
+#define TIOCEXCL	0x540C
+#define TIOCNXCL	0x540D
+#define TIOCSCTTY	0x540E
+#define TIOCGPGRP	0x540F
+#define TIOCSPGRP	0x5410
+#define TIOCOUTQ	0x5411
+#define TIOCSTI		0x5412
+#define TIOCGWINSZ	0x5413
+#define TIOCSWINSZ	0x5414
+#define TIOCMGET	0x5415
+#define TIOCMBIS	0x5416
+#define TIOCMBIC	0x5417
+#define TIOCMSET	0x5418
+#define TIOCGSOFTCAR	0x5419
+#define TIOCSSOFTCAR	0x541A
+#define FIONREAD	0x541B
+#define TIOCINQ		FIONREAD
+#define TIOCLINUX	0x541C
+#define TIOCCONS	0x541D
+#define TIOCGSERIAL	0x541E
+#define TIOCSSERIAL	0x541F
+#define TIOCPKT		0x5420
+#define FIONBIO		0x5421
+#define TIOCNOTTY	0x5422
+#define TIOCSETD	0x5423
+#define TIOCGETD	0x5424
+#define TCSBRKP		0x5425
+#define TIOCTTYGSTRUCT	0x5426
+#define TIOCSBRK	0x5427
+#define TIOCCBRK	0x5428
+#define TIOCGSID	0x5429
+#define TIOCGPTN	0x80045430
+#define TIOCSPTLCK	0x40045431
+
+#define FIONCLEX	0x5450
+#define FIOCLEX		0x5451
+#define FIOASYNC	0x5452
+#define TIOCSERCONFIG	0x5453
+#define TIOCSERGWILD	0x5454
+#define TIOCSERSWILD	0x5455
+#define TIOCGLCKTRMIOS	0x5456
+#define TIOCSLCKTRMIOS	0x5457
+#define TIOCSERGSTRUCT	0x5458
+#define TIOCSERGETLSR   0x5459
+#define TIOCSERGETMULTI 0x545A
+#define TIOCSERSETMULTI 0x545B
+
+#define TIOCMIWAIT	0x545C
+#define TIOCGICOUNT	0x545D
+#define TIOCGHAYESESP   0x545E
+#define TIOCSHAYESESP   0x545F
+#define FIOQSIZE	0x5460
+
+#define TIOCPKT_DATA		 0
+#define TIOCPKT_FLUSHREAD	 1
+#define TIOCPKT_FLUSHWRITE	 2
+#define TIOCPKT_STOP		 4
+#define TIOCPKT_START		 8
+#define TIOCPKT_NOSTOP		16
+#define TIOCPKT_DOSTOP		32
+
+#define TIOCSER_TEMT    0x01
+
+struct winsize {
+	unsigned short ws_row;
+	unsigned short ws_col;
+	unsigned short ws_xpixel;
+	unsigned short ws_ypixel;
+};
+
+#define TIOCM_LE        0x001
+#define TIOCM_DTR       0x002
+#define TIOCM_RTS       0x004
+#define TIOCM_ST        0x008
+#define TIOCM_SR        0x010
+#define TIOCM_CTS       0x020
+#define TIOCM_CAR       0x040
+#define TIOCM_RNG       0x080
+#define TIOCM_DSR       0x100
+#define TIOCM_CD        TIOCM_CAR
+#define TIOCM_RI        TIOCM_RNG
+#define TIOCM_OUT1      0x2000
+#define TIOCM_OUT2      0x4000
+#define TIOCM_LOOP      0x8000
+#define TIOCM_MODEM_BITS TIOCM_OUT2
+
+#define N_TTY           0
+#define N_SLIP          1
+#define N_MOUSE         2
+#define N_PPP           3
+#define N_STRIP         4
+#define N_AX25          5
+#define N_X25           6
+#define N_6PACK         7
+#define N_MASC          8
+#define N_R3964         9
+#define N_PROFIBUS_FDL  10
+#define N_IRDA          11
+#define N_SMSBLOCK      12
+#define N_HDLC          13
+#define N_SYNC_PPP      14
+#define N_HCI           15
+
+#define SIOCADDRT       0x890B
+#define SIOCDELRT       0x890C
+#define SIOCRTMSG       0x890D
+
+#define SIOCGIFNAME     0x8910
+#define SIOCSIFLINK     0x8911
+#define SIOCGIFCONF     0x8912
+#define SIOCGIFFLAGS    0x8913
+#define SIOCSIFFLAGS    0x8914
+#define SIOCGIFADDR     0x8915
+#define SIOCSIFADDR     0x8916
+#define SIOCGIFDSTADDR  0x8917
+#define SIOCSIFDSTADDR  0x8918
+#define SIOCGIFBRDADDR  0x8919
+#define SIOCSIFBRDADDR  0x891a
+#define SIOCGIFNETMASK  0x891b
+#define SIOCSIFNETMASK  0x891c
+#define SIOCGIFMETRIC   0x891d
+#define SIOCSIFMETRIC   0x891e
+#define SIOCGIFMEM      0x891f
+#define SIOCSIFMEM      0x8920
+#define SIOCGIFMTU      0x8921
+#define SIOCSIFMTU      0x8922
+#define SIOCSIFHWADDR   0x8924
+#define SIOCGIFENCAP    0x8925
+#define SIOCSIFENCAP    0x8926
+#define SIOCGIFHWADDR   0x8927
+#define SIOCGIFSLAVE    0x8929
+#define SIOCSIFSLAVE    0x8930
+#define SIOCADDMULTI    0x8931
+#define SIOCDELMULTI    0x8932
+#define SIOCGIFINDEX    0x8933
+#define SIOGIFINDEX     SIOCGIFINDEX
+#define SIOCSIFPFLAGS   0x8934
+#define SIOCGIFPFLAGS   0x8935
+#define SIOCDIFADDR     0x8936
+#define SIOCSIFHWBROADCAST 0x8937
+#define SIOCGIFCOUNT    0x8938
+
+#define SIOCGIFBR       0x8940
+#define SIOCSIFBR       0x8941
+
+#define SIOCGIFTXQLEN   0x8942
+#define SIOCSIFTXQLEN   0x8943
+
+#define SIOCDARP        0x8953
+#define SIOCGARP        0x8954
+#define SIOCSARP        0x8955
+
+#define SIOCDRARP       0x8960
+#define SIOCGRARP       0x8961
+#define SIOCSRARP       0x8962
+
+#define SIOCGIFMAP      0x8970
+#define SIOCSIFMAP      0x8971
+
+#define SIOCADDDLCI     0x8980
+#define SIOCDELDLCI     0x8981
diff --git a/include/bits/ipc.h b/include/bits/ipc.h
new file mode 100644
index 00000000..8e3ef9b9
--- /dev/null
+++ b/include/bits/ipc.h
@@ -0,0 +1,22 @@
+#define IPC_CREAT  01000
+#define IPC_EXCL   02000
+#define IPC_NOWAIT 04000
+
+#define IPC_RMID 0
+#define IPC_SET  1
+#define IPC_STAT 2
+
+#define IPC_PRIVATE ((key_t) 0)
+
+struct ipc_perm
+{
+	key_t key;
+	uid_t uid;
+	gid_t gid;
+	uid_t cuid;
+	gid_t cgid;
+	mode_t mode;
+	int seq;
+	long __pad1;
+	long __pad2;
+};
diff --git a/include/bits/limits.h b/include/bits/limits.h
new file mode 100644
index 00000000..48fdd7a1
--- /dev/null
+++ b/include/bits/limits.h
@@ -0,0 +1,32 @@
+#define PIPE_BUF 4096
+#define PAGESIZE 4096
+#define PAGE_SIZE PAGESIZE
+#define FILESIZEBITS 64
+#define NAME_MAX 255
+#define SYMLINK_MAX 255
+#define PATH_MAX 4096
+#define NZERO 20
+#define NGROUPS_MAX 32
+#define ARG_MAX 131072
+#define IOV_MAX 1024
+#define SYMLOOP_MAX 40
+
+#define WORD_BIT 32
+#define LONG_BIT 32
+
+#define SHRT_MIN  (-1-0x7fff)
+#define SHRT_MAX  0x7fff
+#define USHRT_MAX 0xffff
+
+#define INT_MIN  (-1-0x7fffffff)
+#define INT_MAX  0x7fffffff
+#define UINT_MAX 0xffffffff
+
+#define LONG_MIN  (-1-0x7fffffffL)
+#define LONG_MAX  0x7fffffffL
+#define ULONG_MAX 0xffffffffL
+
+#define LLONG_MIN  (-1-0x7fffffffffffffffLL)
+#define LLONG_MAX  0x7fffffffffffffffLL
+#define ULLONG_MAX 0xffffffffffffffffULL
+
diff --git a/include/bits/mman.h b/include/bits/mman.h
new file mode 100644
index 00000000..e02d488c
--- /dev/null
+++ b/include/bits/mman.h
@@ -0,0 +1,39 @@
+#define MAP_FAILED ((void *) -1)
+
+#define	PROT_NONE      0
+#define	PROT_READ      1
+#define	PROT_WRITE     2
+#define	PROT_EXEC      4
+
+#define	MAP_SHARED     0x01
+#define	MAP_PRIVATE    0x02
+#define	MAP_FIXED      0x10
+
+/* linux extensions */
+#define MAP_TYPE       0x0f
+#define MAP_FILE       0x00
+#define MAP_ANON       0x20
+#define MAP_ANONYMOUS  MAP_ANON
+
+#define MADV_NORMAL     0
+#define MADV_RANDOM     1
+#define MADV_SEQUENTIAL 2
+#define MADV_WILLNEED   3
+#define MADV_DONTNEED   4
+
+#define POSIX_MADV_NORMAL       0
+#define POSIX_MADV_RANDOM       1
+#define POSIX_MADV_SEQUENTIAL   2
+#define POSIX_MADV_WILLNEED     3
+#define POSIX_MADV_DONTNEED     0
+
+#define MS_ASYNC        1
+#define MS_INVALIDATE   2
+#define MS_SYNC         4
+
+#define MCL_CURRENT     1
+#define MCL_FUTURE      2
+
+/* linux extensions */
+#define MREMAP_MAYMOVE  1
+#define MREMAP_FIXED    2
diff --git a/include/bits/posix.h b/include/bits/posix.h
new file mode 100644
index 00000000..30a38714
--- /dev/null
+++ b/include/bits/posix.h
@@ -0,0 +1,2 @@
+#define _POSIX_V6_ILP32_OFFBIG  1
+#define _POSIX_V7_ILP32_OFFBIG  1
diff --git a/include/bits/pthread.h b/include/bits/pthread.h
new file mode 100644
index 00000000..7d19065d
--- /dev/null
+++ b/include/bits/pthread.h
@@ -0,0 +1,6 @@
+struct __ptcb {
+	long __jb[7];
+	int __dummy;
+	struct __ptcb *__next;
+	void *__ptrs[3];
+};
diff --git a/include/bits/reg.h b/include/bits/reg.h
new file mode 100644
index 00000000..8bc2582d
--- /dev/null
+++ b/include/bits/reg.h
@@ -0,0 +1,19 @@
+#undef __WORDSIZE
+#define __WORDSIZE 32
+#define EBX 0
+#define ECX 1
+#define EDX 2
+#define ESI 3
+#define EDI 4
+#define EBP 5
+#define EAX 6
+#define DS 7
+#define ES 8
+#define FS 9
+#define GS 10
+#define ORIG_EAX 11
+#define EIP 12
+#define CS 13
+#define EFL 14
+#define UESP 15
+#define SS 16
diff --git a/include/bits/setjmp.h b/include/bits/setjmp.h
new file mode 100644
index 00000000..b6595bd2
--- /dev/null
+++ b/include/bits/setjmp.h
@@ -0,0 +1 @@
+typedef unsigned long jmp_buf [7];
diff --git a/include/bits/shm.h b/include/bits/shm.h
new file mode 100644
index 00000000..46774237
--- /dev/null
+++ b/include/bits/shm.h
@@ -0,0 +1,18 @@
+#define SHMLBA 4096
+
+#define SHM_RDONLY 010000
+#define SHM_RND    020000
+
+struct shmid_ds
+{
+	struct ipc_perm shm_perm;
+	size_t shm_segsz;
+	time_t shm_atime;
+	time_t shm_dtime;
+	time_t shm_ctime;
+	pid_t shm_cpid;
+	pid_t shm_lpid;
+	unsigned long shm_nattch;
+	unsigned long __pad1;
+	unsigned long __pad2;
+};
diff --git a/include/bits/signal.h b/include/bits/signal.h
new file mode 100644
index 00000000..2427f37a
--- /dev/null
+++ b/include/bits/signal.h
@@ -0,0 +1,98 @@
+struct __siginfo
+{
+	int si_signo;
+	int si_errno;
+	int si_code;
+	union
+	{
+		char __pad[128 - 3*sizeof(int)];
+		struct {
+			pid_t si_pid;
+			uid_t si_uid;
+			union sigval si_sigval;
+		} __rt;
+		struct {
+			unsigned int si_timer1;
+			unsigned int si_timer2;
+		} __timer;
+		struct {
+			pid_t si_pid;
+			uid_t si_uid;
+			int si_status;
+			clock_t si_utime;
+			clock_t si_stime;
+		} __sigchld;
+		struct {
+			void *si_addr;
+		} __sigfault;
+		struct {
+			long int si_band;
+			int si_fd;
+		} __sigpoll;
+	} __si_fields;
+};
+
+#define si_pid     __si_fields.__sigchld.si_pid
+#define si_uid     __si_fields.__sigchld.si_uid
+#define si_status  __si_fields.__sigchld.si_status
+#define si_utime   __si_fields.__sigchld.si_utime
+#define si_stime   __si_fields.__sigchld.si_stime
+#define si_value   __si_fields.__rt.si_sigval
+#define si_addr    __si_fields.__sigfault.si_addr
+#define si_band    __si_fields.__sigpoll.si_band
+
+#define SA_NOCLDSTOP  1
+#define SA_NOCLDWAIT  2
+#define SA_SIGINFO    4
+#define SA_ONSTACK    0x08000000
+#define SA_RESTART    0x10000000
+#define SA_NODEFER    0x40000000
+#define SA_RESETHAND  0x80000000
+
+#define SS_ONSTACK    1
+#define SS_DISABLE    2
+
+#define SIG_BLOCK     0
+#define SIG_UNBLOCK   1
+#define SIG_SETMASK   2
+
+#define SIG_ERR  ((void (*)(int))-1)
+#define SIG_DFL  ((void (*)(int)) 0)
+#define SIG_IGN  ((void (*)(int)) 1)
+#define SIG_HOLD ((void (*)(int)) 2)
+
+#define NSIG      64
+
+#define SIGHUP    1
+#define SIGINT    2
+#define SIGQUIT   3
+#define SIGILL    4
+#define SIGTRAP   5
+#define SIGABRT   6
+#define SIGBUS    7
+#define SIGFPE    8
+#define SIGKILL   9
+#define SIGUSR1   10
+#define SIGSEGV   11
+#define SIGUSR2   12
+#define SIGPIPE   13
+#define SIGALRM   14
+#define SIGTERM   15
+#define SIGSTKFLT 16
+#define SIGCHLD   17
+#define SIGCONT   18
+#define SIGSTOP   19
+#define SIGTSTP   20
+#define SIGTTIN   21
+#define SIGTTOU   22
+#define SIGURG    23
+#define SIGXCPU   24
+#define SIGXFSZ   25
+#define SIGVTALRM 26
+#define SIGPROF   27
+#define SIGWINCH  28
+#define SIGIO     29
+#define SIGPOLL   29
+#define SIGPWR    30
+#define SIGSYS    31
+#define SIGUNUSED SIGSYS
diff --git a/include/bits/socket.h b/include/bits/socket.h
new file mode 100644
index 00000000..7a51f792
--- /dev/null
+++ b/include/bits/socket.h
@@ -0,0 +1,189 @@
+struct iovec;
+
+struct msghdr
+{
+	void *msg_name;
+	socklen_t msg_namelen;
+	struct iovec *msg_iov;
+	int msg_iovlen;
+	void *msg_control;
+	socklen_t msg_controllen;
+	int msg_flags;
+};
+
+struct cmsghdr
+{
+	socklen_t cmsg_len;
+	int cmsg_level;
+	int cmsg_type;
+};
+
+struct ucred
+{
+	pid_t pid;
+	uid_t uid;
+	gid_t gid;
+};
+
+struct linger
+{
+	int l_onoff;
+	int l_linger;
+};
+
+#define SHUT_RD 0
+#define SHUT_WD 1
+#define SHUT_RDWR 2
+
+#define SOCK_STREAM    1
+#define SOCK_DGRAM     2
+#define SOCK_RAW       3
+#define SOCK_RDM       4
+#define SOCK_SEQPACKET 5
+#define SOCK_PACKET    10
+
+#define AF_UNSPEC       0
+#define AF_LOCAL        1
+#define AF_UNIX         AF_LOCAL
+#define AF_FILE         AF_LOCAL
+#define AF_INET         2
+#define AF_AX25         3
+#define AF_IPX          4
+#define AF_APPLETALK    5
+#define AF_NETROM       6
+#define AF_BRIDGE       7
+#define AF_ATMPVC       8
+#define AF_X25          9
+#define AF_INET6        10
+#define AF_ROSE         11
+#define AF_DECnet       12
+#define AF_NETBEUI      13
+#define AF_SECURITY     14
+#define AF_KEY          15
+#define AF_NETLINK      16
+#define AF_ROUTE        AF_NETLINK
+#define AF_PACKET       17
+#define AF_ASH          18
+#define AF_ECONET       19
+#define AF_ATMSVC       20
+#define AF_SNA          22
+#define AF_IRDA         23
+#define AF_PPPOX        24
+#define AF_WANPIPE      25
+#define AF_BLUETOOTH    31
+
+#define PF_UNSPEC       0
+#define PF_LOCAL        1
+#define PF_UNIX         PF_LOCAL
+#define PF_FILE         PF_LOCAL
+#define PF_INET         2
+#define PF_AX25         3
+#define PF_IPX          4
+#define PF_APPLETALK    5
+#define PF_NETROM       6
+#define PF_BRIDGE       7
+#define PF_ATMPVC       8
+#define PF_X25          9
+#define PF_INET6        10
+#define PF_ROSE         11
+#define PF_DECnet       12
+#define PF_NETBEUI      13
+#define PF_SECURITY     14
+#define PF_KEY          15
+#define PF_NETLINK      16
+#define PF_ROUTE        PF_NETLINK
+#define PF_PACKET       17
+#define PF_ASH          18
+#define PF_ECONET       19
+#define PF_ATMSVC       20
+#define PF_SNA          22
+#define PF_IRDA         23
+#define PF_PPPOX        24
+#define PF_WANPIPE      25
+#define PF_BLUETOOTH    31
+
+#define SO_DEBUG        1
+#define SO_REUSEADDR    2
+#define SO_TYPE         3
+#define SO_ERROR        4
+#define SO_DONTROUTE    5
+#define SO_BROADCAST    6
+#define SO_SNDBUF       7
+#define SO_RCVBUF       8
+#define SO_KEEPALIVE    9
+#define SO_OOBINLINE    10
+#define SO_NO_CHECK     11
+#define SO_PRIORITY     12
+#define SO_LINGER       13
+#define SO_BSDCOMPAT    14
+#define SO_REUSEPORT    15
+#define SO_PASSCRED     16
+#define SO_PEERCRED     17
+#define SO_RCVLOWAT     18
+#define SO_SNDLOWAT     19
+#define SO_RCVTIMEO     20
+#define SO_SNDTIMEO     21
+
+#define SO_SECURITY_AUTHENTICATION              22
+#define SO_SECURITY_ENCRYPTION_TRANSPORT        23
+#define SO_SECURITY_ENCRYPTION_NETWORK          24
+
+#define SO_BINDTODEVICE 25
+
+#define SO_ATTACH_FILTER        26
+#define SO_DETACH_FILTER        27
+
+#define SO_PEERNAME             28
+#define SO_TIMESTAMP            29
+#define SCM_TIMESTAMP           SO_TIMESTAMP
+
+#define SO_ACCEPTCONN           30
+
+#define SOL_SOCKET      1
+
+/* ??? */
+#define SOL_RAW         255
+#define SOL_DECNET      261
+#define SOL_X25         262
+#define SOL_PACKET      263
+#define SOL_ATM         264
+#define SOL_AAL         265
+#define SOL_IRDA        266
+
+#define SOMAXCONN       128
+
+#define MSG_OOB       0x0001
+#define MSG_PEEK      0x0002
+#define MSG_DONTROUTE 0x0004
+#define MSG_CTRUNC    0x0008
+#define MSG_PROXY     0x0010
+#define MSG_TRUNC     0x0020
+#define MSG_DONTWAIT  0x0040
+#define MSG_EOR       0x0080
+#define MSG_WAITALL   0x0100
+#define MSG_FIN       0x0200
+#define MSD_SYN       0x0400
+#define MSG_CONFIRM   0x0800
+#define MSG_RST       0x1000
+#define MSG_ERRQUEUE  0x2000
+#define MSG_NOSIGNAL  0x4000
+#define MSG_MORE      0x8000
+
+/* Internal use only!! to make CMSG_NXTHDR definition readable by mortals */
+#define __CMSG_LEN(cmsg) (((cmsg)->cmsg_len + sizeof(long) - 1) & ~(long)(sizeof(long) - 1))
+#define __CMSG_NEXT(cmsg) ((unsigned char *)(cmsg) + __CMSG_LEN(cmsg))
+#define __MHDR_END(mhdr) ((unsigned char *)(mhdr)->msg_control + (mhdr)->msg_controllen)
+
+#define CMSG_DATA(cmsg) ((unsigned char *) (((struct cmsghdr *)(cmsg)) + 1))
+#define CMSG_NXTHDR(mhdr, cmsg) ((cmsg)->cmsg_len < sizeof (struct cmsghdr) ? (struct cmsghdr *)0 : \
+        (__CMSG_NEXT(cmsg) + sizeof (struct cmsghdr) >= __MHDR_END(mhdr) ? (struct cmsghdr *)0 : \
+        ((struct cmsghdr *)__CMSG_NEXT(cmsg))))
+#define CMSG_FIRSTHDR(mhdr) ((size_t) (mhdr)->msg_controllen >= sizeof (struct cmsghdr) ? (struct cmsghdr *) (mhdr)->msg_control : (struct cmsghdr *) 0)
+
+/* Are these valid? */
+#define CMSG_ALIGN(len) (((len) + sizeof (size_t) - 1) & (size_t) ~(sizeof (size_t) - 1))
+#define CMSG_SPACE(len) (CMSG_ALIGN (len) + CMSG_ALIGN (sizeof (struct cmsghdr)))
+#define CMSG_LEN(len)   (CMSG_ALIGN (sizeof (struct cmsghdr)) + (len))
+
+#define SCM_RIGHTS      0x01
+#define SCM_CREDENTIALS 0x02
diff --git a/include/bits/stat.h b/include/bits/stat.h
new file mode 100644
index 00000000..1ef34698
--- /dev/null
+++ b/include/bits/stat.h
@@ -0,0 +1,25 @@
+/* copied from kernel definition, but with padding replaced
+ * by the corresponding correctly-sized userspace types. */
+
+struct stat
+{
+	dev_t st_dev;
+	int __st_dev_padding;
+	long __st_ino_truncated;
+	mode_t st_mode;
+	nlink_t st_nlink;
+	uid_t st_uid;
+	gid_t st_gid;
+	dev_t st_rdev;
+	int __st_rdev_padding;
+	off_t st_size;
+	blksize_t st_blksize;
+	blkcnt_t st_blocks;
+	time_t st_atime;
+	unsigned long __st_atime_nsec;
+	time_t st_mtime;
+	unsigned long __st_mtime_nsec;
+	time_t st_ctime;
+	unsigned long __st_ctime_nsec;
+	ino_t st_ino;
+};
diff --git a/include/bits/statfs.h b/include/bits/statfs.h
new file mode 100644
index 00000000..9dda4400
--- /dev/null
+++ b/include/bits/statfs.h
@@ -0,0 +1,16 @@
+struct statvfs {
+	unsigned long f_type;
+	unsigned long f_bsize;
+	fsblkcnt_t f_blocks;
+	fsblkcnt_t f_bfree;
+	fsblkcnt_t f_bavail;
+	fsfilcnt_t f_files;
+	fsfilcnt_t f_ffree;
+	unsigned long f_fsid;
+	unsigned long __unused;
+	unsigned long f_namemax;
+	unsigned long f_frsize;
+	fsfilcnt_t f_favail;
+	unsigned long f_flag;
+	unsigned long __reserved[2];
+};
diff --git a/include/bits/stdint.h b/include/bits/stdint.h
new file mode 100644
index 00000000..8e21a8cb
--- /dev/null
+++ b/include/bits/stdint.h
@@ -0,0 +1,23 @@
+#define INT_FAST8_MIN   INT8_MIN
+#define INT_FAST16_MIN  INT32_MIN
+#define INT_FAST32_MIN  INT32_MIN
+#define INT_FAST64_MIN  INT64_MIN
+
+#define INT_FAST8_MAX   INT8_MAX
+#define INT_FAST16_MAX  INT32_MAX
+#define INT_FAST32_MAX  INT32_MAX
+#define INT_FAST64_MAX  INT64_MAX
+
+#define UINT_FAST8_MAX  UINT8_MAX
+#define UINT_FAST16_MAX UINT32_MAX
+#define UINT_FAST32_MAX UINT32_MAX
+#define UINT_FAST64_MAX UINT64_MAX
+
+#define INTPTR_MIN      INT32_MIN
+#define INTPTR_MAX      INT32_MAX
+#define UINTPTR_MAX     UINT32_MAX
+#define PTRDIFF_MIN     INT32_MIN
+#define PTRDIFF_MAX     INT32_MAX
+#define SIG_ATOMIC_MIN  INT32_MIN
+#define SIG_ATOMIC_MAX  INT32_MAX
+#define SIZE_MAX        UINT32_MAX
diff --git a/include/bits/stdio.h b/include/bits/stdio.h
new file mode 100644
index 00000000..0afd8b40
--- /dev/null
+++ b/include/bits/stdio.h
@@ -0,0 +1,10 @@
+#define BUFSIZ 1024
+
+#define FILENAME_MAX 4095
+#define FOPEN_MAX 1000
+#define TMP_MAX 10000
+
+#define L_cuserid 20
+#define L_ctermid 20
+#define L_tmpnam 20
+#define P_tmpdir "/tmp"
diff --git a/include/bits/sysmacros.h b/include/bits/sysmacros.h
new file mode 100644
index 00000000..da29022d
--- /dev/null
+++ b/include/bits/sysmacros.h
@@ -0,0 +1,7 @@
+#define major(x) (((x) >> 8) & 0xff)
+#define minor(x) ((x) & 0xff)
+#define makedev(x,y) (((x)<<8)|((y)&0xff))
+
+//#define makedev(x,y) \
+//	((x)*0x100000001ULL)&(0xfffffffffff0)
+//	((y)*0x1001 & 0xffff0ff)
diff --git a/include/bits/tcp.h b/include/bits/tcp.h
new file mode 100644
index 00000000..923231b2
--- /dev/null
+++ b/include/bits/tcp.h
@@ -0,0 +1 @@
+#define TCP_NODELAY 1
diff --git a/include/bits/termios.h b/include/bits/termios.h
new file mode 100644
index 00000000..316baeb2
--- /dev/null
+++ b/include/bits/termios.h
@@ -0,0 +1,158 @@
+struct termios
+{
+	tcflag_t c_iflag;
+	tcflag_t c_oflag;
+	tcflag_t c_cflag;
+	tcflag_t c_lflag;
+	cc_t c_line;
+	cc_t c_cc[NCCS];
+	speed_t __c_ispeed;
+	speed_t __c_ospeed;
+};
+
+#define VINTR     0
+#define VQUIT     1
+#define VERASE    2
+#define VKILL     3
+#define VEOF      4
+#define VTIME     5
+#define VMIN      6
+#define VSWTC     7
+#define VSTART    8
+#define VSTOP     9
+#define VSUSP    10
+#define VEOL     11
+#define VREPRINT 12
+#define VDISCARD 13
+#define VWERASE  14
+#define VLNEXT   15
+#define VEOL2    16
+
+#define IGNBRK  0000001
+#define BRKINT  0000002
+#define IGNPAR  0000004
+#define PARMRK  0000010
+#define INPCK   0000020
+#define ISTRIP  0000040
+#define INLCR   0000100
+#define IGNCR   0000200
+#define ICRNL   0000400
+#define IUCLC   0001000
+#define IXON    0002000
+#define IXANY   0004000
+#define IXOFF   0010000
+#define IMAXBEL 0020000
+
+#define OPOST  0000001
+#define OLCUC  0000002
+#define ONLCR  0000004
+#define OCRNL  0000010
+#define ONOCR  0000020
+#define ONLRET 0000040
+#define OFILL  0000100
+#define OFDEL  0000200
+#define NLDLY  0000400
+#define NL0    0000000
+#define NL1    0000400
+#define CRDLY  0003000
+#define CR0    0000000
+#define CR1    0001000
+#define CR2    0002000
+#define CR3    0003000
+#define TABDLY 0014000
+#define TAB0   0000000
+#define TAB1   0004000
+#define TAB2   0010000
+#define TAB3   0014000
+#define BSDLY  0020000
+#define BS0    0000000
+#define BS1    0020000
+#define FFDLY  0100000
+#define FF0    0000000
+#define FF1    0100000
+
+#define VTDLY  0040000
+#define VT0    0000000
+#define VT1    0040000
+
+/* ?? */
+#define XTABS  0014000
+
+#define B0       0000000
+#define B50      0000001
+#define B75      0000002
+#define B110     0000003
+#define B134     0000004
+#define B150     0000005
+#define B200     0000006
+#define B300     0000007
+#define B600     0000010
+#define B1200    0000011
+#define B1800    0000012
+#define B2400    0000013
+#define B4800    0000014
+#define B9600    0000015
+#define B19200   0000016
+#define B38400   0000017
+
+#define B57600   0010001
+#define B115200  0010002
+#define B230400  0010003
+#define B460800  0010004
+#define B500000  0010005
+#define B576000  0010006
+#define B921600  0010007
+#define B1000000 0010010
+#define B1152000 0010011
+#define B1500000 0010012
+#define B2000000 0010013
+#define B2500000 0010014
+#define B3000000 0010015
+#define B3500000 0010016
+#define B4000000 0010017
+
+#define CBAUD    0010017
+
+#define CSIZE  0000060
+#define CS5    0000000
+#define CS6    0000020
+#define CS7    0000040
+#define CS8    0000060
+#define CSTOPB 0000100
+#define CREAD  0000200
+#define PARENB 0000400
+#define PARODD 0001000
+#define HUPCL  0002000
+#define CLOCAL 0004000
+
+#define CRTSCTS  020000000000
+
+#define ISIG   0000001
+#define ICANON 0000002
+#define ECHO   0000010
+#define ECHOE  0000020
+#define ECHOK  0000040
+#define ECHONL 0000100
+#define NOFLSH 0000200
+#define TOSTOP 0000400
+#define IEXTEN 0100000
+
+/* Extensions? */
+#define ECHOCTL 0001000
+#define ECHOPRT 0002000
+#define ECHOKE 0004000
+#define FLUSHO 0010000
+#define PENDIN 0040000
+
+#define TCOOFF 0
+#define TCOON  1
+#define TCIOFF 2
+#define TCION  3
+
+#define TCIFLUSH  0
+#define TCOFLUSH  1
+#define TCIOFLUSH 2
+
+#define TCSANOW   0
+#define TCSADRAIN 1
+#define TCSAFLUSH 2
diff --git a/include/bits/uio.h b/include/bits/uio.h
new file mode 100644
index 00000000..43252653
--- /dev/null
+++ b/include/bits/uio.h
@@ -0,0 +1,4 @@
+struct iovec {
+	void *iov_base;
+	size_t iov_len;
+};
diff --git a/include/bits/user.h b/include/bits/user.h
new file mode 100644
index 00000000..13ff027b
--- /dev/null
+++ b/include/bits/user.h
@@ -0,0 +1,77 @@
+#undef __WORDSIZE
+#define __WORDSIZE 32
+
+struct user_fpregs_struct
+{
+	long int cwd;
+	long int swd;
+	long int twd;
+	long int fip;
+	long int fcs;
+	long int foo;
+	long int fos;
+	long int st_space[20];
+};
+
+struct user_fpxregs_struct
+{
+	unsigned short int cwd;
+	unsigned short int swd;
+	unsigned short int twd;
+	unsigned short int fop;
+	long int fip;
+	long int fcs;
+	long int foo;
+	long int fos;
+	long int mxcsr;
+	long int reserved;
+	long int st_space[32];
+	long int xmm_space[32];
+	long int padding[56];
+};
+
+struct user_regs_struct
+{
+	long int ebx;
+	long int ecx;
+	long int edx;
+	long int esi;
+	long int edi;
+	long int ebp;
+	long int eax;
+	long int xds;
+	long int xes;
+	long int xfs;
+	long int xgs;
+	long int orig_eax;
+	long int eip;
+	long int xcs;
+	long int eflags;
+	long int esp;
+	long int xss;
+};
+
+struct user
+{
+	struct user_regs_struct		regs;
+	int				u_fpvalid;
+	struct user_fpregs_struct	i387;
+	unsigned long int		u_tsize;
+	unsigned long int		u_dsize;
+	unsigned long int		u_ssize;
+	unsigned long			start_code;
+	unsigned long			start_stack;
+	long int			signal;
+	int				reserved;
+	struct user_regs_struct		*u_ar0;
+	struct user_fpregs_struct	*u_fpstate;
+	unsigned long int		magic;
+	char				u_comm[32];
+	int				u_debugreg[8];
+};
+
+#define PAGE_MASK		(~(PAGE_SIZE-1))
+#define NBPG			PAGE_SIZE
+#define UPAGES			1
+#define HOST_TEXT_START_ADDR	(u.start_code)
+#define HOST_STACK_END_ADDR	(u.start_stack + u.u_ssize * NBPG)
diff --git a/include/bits/wait.h b/include/bits/wait.h
new file mode 100644
index 00000000..ca9b57e0
--- /dev/null
+++ b/include/bits/wait.h
@@ -0,0 +1,11 @@
+#define WNOHANG    1
+#define WUNTRACED  2
+
+#define WSTOPPED   2
+#define WEXITED    4
+#define WCONTINUED 8
+#define WNOWAIT    0x1000000
+
+#define P_ALL  0
+#define P_PID  1
+#define P_PGID 2
diff --git a/include/bits/wexitstatus.h b/include/bits/wexitstatus.h
new file mode 100644
index 00000000..34a80238
--- /dev/null
+++ b/include/bits/wexitstatus.h
@@ -0,0 +1,9 @@
+#ifndef WEXITSTATUS
+#define WEXITSTATUS(s) (((s) & 0xff00) >> 8)
+#define WTERMSIG(s) ((s) & 0x7f)
+#define WSTOPSIG(s) WEXITSTATUS(s)
+#define WCOREDUMP(s) ((s) & 0x80)
+#define WIFEXITED(s) (!WTERMSIG(s))
+#define WIFSTOPPED(s) (((s) & 0xff) == 0x7f)
+#define WIFSIGNALED(s) (!WIFSTOPPED(s) && !WIFEXITED(s))
+#endif