allow nc to build on linux and os x

include/Makefile.am

@@ -23,6 +23,7 @@ noinst_HEADERS += compat/arpa/nameser.h
 noinst_HEADERS += compat/machine/endian.h
 
 noinst_HEADERS += compat/netinet/in.h
+noinst_HEADERS += compat/netinet/ip.h
 noinst_HEADERS += compat/netinet/tcp.h
 
 noinst_HEADERS += compat/sys/cdefs.h
@@ -31,7 +32,6 @@ noinst_HEADERS += compat/sys/mman.h
 noinst_HEADERS += compat/sys/param.h
 noinst_HEADERS += compat/sys/select.h
 noinst_HEADERS += compat/sys/stat.h
-noinst_HEADERS += compat/sys/socket.h
 noinst_HEADERS += compat/sys/time.h
 noinst_HEADERS += compat/sys/types.h
 noinst_HEADERS += compat/sys/uio.h

include/compat/netinet/ip.h

@@ -0,0 +1,43 @@
+/*
+ * Public domain
+ * netinet/ip.h compatibility shim
+ */
+
+#ifndef _WIN32
+#include_next <netinet/ip.h>
+#else
+#include <win32netcompat.h>
+#endif
+
+/*
+ * Definitions for DiffServ Codepoints as per RFC2474
+ */
+#ifndef IPTOS_DSCP_CS0
+#define	IPTOS_DSCP_CS0		0x00
+#define	IPTOS_DSCP_CS1		0x20
+#define	IPTOS_DSCP_CS2		0x40
+#define	IPTOS_DSCP_CS3		0x60
+#define	IPTOS_DSCP_CS4		0x80
+#define	IPTOS_DSCP_CS5		0xa0
+#define	IPTOS_DSCP_CS6		0xc0
+#define	IPTOS_DSCP_CS7		0xe0
+#endif
+
+#ifndef IPTOS_DSCP_AF11
+#define	IPTOS_DSCP_AF11		0x28
+#define	IPTOS_DSCP_AF12		0x30
+#define	IPTOS_DSCP_AF13		0x38
+#define	IPTOS_DSCP_AF21		0x48
+#define	IPTOS_DSCP_AF22		0x50
+#define	IPTOS_DSCP_AF23		0x58
+#define	IPTOS_DSCP_AF31		0x68
+#define	IPTOS_DSCP_AF32		0x70
+#define	IPTOS_DSCP_AF33		0x78
+#define	IPTOS_DSCP_AF41		0x88
+#define	IPTOS_DSCP_AF42		0x90
+#define	IPTOS_DSCP_AF43		0x98
+#endif
+
+#ifndef IPTOS_DSCP_EF
+#define	IPTOS_DSCP_EF		0xb8
+#endif

include/compat/readpassphrase.h

@@ -0,0 +1,48 @@
+/*	$OpenBSD: readpassphrase.h,v 1.5 2003/06/17 21:56:23 millert Exp $	*/
+
+/*
+ * Copyright (c) 2000, 2002 Todd C. Miller <Todd.Miller@courtesan.com>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Sponsored in part by the Defense Advanced Research Projects
+ * Agency (DARPA) and Air Force Research Laboratory, Air Force
+ * Materiel Command, USAF, under agreement number F39502-99-1-0512.
+ */
+
+#ifdef HAVE_READPASSPHRASE_H
+
+#include_next <readpassphrase.h>
+
+#else
+
+#ifndef _READPASSPHRASE_H_
+#define _READPASSPHRASE_H_
+
+#define RPP_ECHO_OFF    0x00		/* Turn off echo (default). */
+#define RPP_ECHO_ON     0x01		/* Leave echo on. */
+#define RPP_REQUIRE_TTY 0x02		/* Fail if there is no tty. */
+#define RPP_FORCELOWER  0x04		/* Force input to lower case. */
+#define RPP_FORCEUPPER  0x08		/* Force input to upper case. */
+#define RPP_SEVENBIT    0x10		/* Strip the high bit from input. */
+#define RPP_STDIN       0x20		/* Read from stdin, not /dev/tty */
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+char * readpassphrase(const char *, char *, size_t, int);
+__END_DECLS
+
+#endif /* !_READPASSPHRASE_H_ */
+
+#endif

include/compat/sys/socket.h

@@ -1,10 +0,0 @@
-/*
- * Public domain
- * sys/socket.h compatibility shim
- */
-
-#ifndef _WIN32
-#include_next <sys/socket.h>
-#else
-#include <win32netcompat.h>
-#endif