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diff --git a/lib/warnless.c b/lib/warnless.c
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@@ -0,0 +1,431 @@
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+
+#include "setup.h"
+
+#if defined(__INTEL_COMPILER) && defined(__unix__)
+
+#ifdef HAVE_NETINET_IN_H
+# include <netinet/in.h>
+#endif
+#ifdef HAVE_ARPA_INET_H
+# include <arpa/inet.h>
+#endif
+
+#endif /* __INTEL_COMPILER && __unix__ */
+
+#define BUILDING_WARNLESS_C 1
+
+#include "warnless.h"
+
+#define CURL_MASK_SCHAR 0x7F
+#define CURL_MASK_UCHAR 0xFF
+
+#if (SIZEOF_SHORT == 2)
+# define CURL_MASK_SSHORT 0x7FFF
+# define CURL_MASK_USHORT 0xFFFF
+#elif (SIZEOF_SHORT == 4)
+# define CURL_MASK_SSHORT 0x7FFFFFFF
+# define CURL_MASK_USHORT 0xFFFFFFFF
+#elif (SIZEOF_SHORT == 8)
+# define CURL_MASK_SSHORT 0x7FFFFFFFFFFFFFFF
+# define CURL_MASK_USHORT 0xFFFFFFFFFFFFFFFF
+#else
+# error "SIZEOF_SHORT not defined"
+#endif
+
+#if (SIZEOF_INT == 2)
+# define CURL_MASK_SINT 0x7FFF
+# define CURL_MASK_UINT 0xFFFF
+#elif (SIZEOF_INT == 4)
+# define CURL_MASK_SINT 0x7FFFFFFF
+# define CURL_MASK_UINT 0xFFFFFFFF
+#elif (SIZEOF_INT == 8)
+# define CURL_MASK_SINT 0x7FFFFFFFFFFFFFFF
+# define CURL_MASK_UINT 0xFFFFFFFFFFFFFFFF
+#elif (SIZEOF_INT == 16)
+# define CURL_MASK_SINT 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+# define CURL_MASK_UINT 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+#else
+# error "SIZEOF_INT not defined"
+#endif
+
+#if (CURL_SIZEOF_LONG == 2)
+# define CURL_MASK_SLONG 0x7FFFL
+# define CURL_MASK_ULONG 0xFFFFUL
+#elif (CURL_SIZEOF_LONG == 4)
+# define CURL_MASK_SLONG 0x7FFFFFFFL
+# define CURL_MASK_ULONG 0xFFFFFFFFUL
+#elif (CURL_SIZEOF_LONG == 8)
+# define CURL_MASK_SLONG 0x7FFFFFFFFFFFFFFFL
+# define CURL_MASK_ULONG 0xFFFFFFFFFFFFFFFFUL
+#elif (CURL_SIZEOF_LONG == 16)
+# define CURL_MASK_SLONG 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFL
+# define CURL_MASK_ULONG 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFUL
+#else
+# error "CURL_SIZEOF_LONG not defined"
+#endif
+
+#if (CURL_SIZEOF_CURL_OFF_T == 2)
+# define CURL_MASK_SCOFFT CURL_OFF_T_C(0x7FFF)
+# define CURL_MASK_UCOFFT CURL_OFF_TU_C(0xFFFF)
+#elif (CURL_SIZEOF_CURL_OFF_T == 4)
+# define CURL_MASK_SCOFFT CURL_OFF_T_C(0x7FFFFFFF)
+# define CURL_MASK_UCOFFT CURL_OFF_TU_C(0xFFFFFFFF)
+#elif (CURL_SIZEOF_CURL_OFF_T == 8)
+# define CURL_MASK_SCOFFT CURL_OFF_T_C(0x7FFFFFFFFFFFFFFF)
+# define CURL_MASK_UCOFFT CURL_OFF_TU_C(0xFFFFFFFFFFFFFFFF)
+#elif (CURL_SIZEOF_CURL_OFF_T == 16)
+# define CURL_MASK_SCOFFT CURL_OFF_T_C(0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF)
+# define CURL_MASK_UCOFFT CURL_OFF_TU_C(0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF)
+#else
+# error "CURL_SIZEOF_CURL_OFF_T not defined"
+#endif
+
+#if (SIZEOF_SIZE_T == SIZEOF_SHORT)
+# define CURL_MASK_SSIZE_T CURL_MASK_SSHORT
+# define CURL_MASK_USIZE_T CURL_MASK_USHORT
+#elif (SIZEOF_SIZE_T == SIZEOF_INT)
+# define CURL_MASK_SSIZE_T CURL_MASK_SINT
+# define CURL_MASK_USIZE_T CURL_MASK_UINT
+#elif (SIZEOF_SIZE_T == CURL_SIZEOF_LONG)
+# define CURL_MASK_SSIZE_T CURL_MASK_SLONG
+# define CURL_MASK_USIZE_T CURL_MASK_ULONG
+#elif (SIZEOF_SIZE_T == CURL_SIZEOF_CURL_OFF_T)
+# define CURL_MASK_SSIZE_T CURL_MASK_SCOFFT
+# define CURL_MASK_USIZE_T CURL_MASK_UCOFFT
+#else
+# error "SIZEOF_SIZE_T not defined"
+#endif
+
+/*
+** unsigned long to unsigned short
+*/
+
+unsigned short curlx_ultous(unsigned long ulnum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+ DEBUGASSERT(ulnum <= (unsigned long) CURL_MASK_USHORT);
+ return (unsigned short)(ulnum & (unsigned long) CURL_MASK_USHORT);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** unsigned long to unsigned char
+*/
+
+unsigned char curlx_ultouc(unsigned long ulnum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+ DEBUGASSERT(ulnum <= (unsigned long) CURL_MASK_UCHAR);
+ return (unsigned char)(ulnum & (unsigned long) CURL_MASK_UCHAR);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** unsigned long to signed int
+*/
+
+int curlx_ultosi(unsigned long ulnum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+ DEBUGASSERT(ulnum <= (unsigned long) CURL_MASK_SINT);
+ return (int)(ulnum & (unsigned long) CURL_MASK_SINT);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** unsigned size_t to signed int
+*/
+
+int curlx_uztosi(size_t uznum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+ DEBUGASSERT(uznum <= (size_t) CURL_MASK_SINT);
+ return (int)(uznum & (size_t) CURL_MASK_SINT);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** unsigned size_t to unsigned long
+*/
+
+unsigned long curlx_uztoul(size_t uznum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+#if (CURL_SIZEOF_LONG < SIZEOF_SIZE_T)
+ DEBUGASSERT(uznum <= (size_t) CURL_MASK_ULONG);
+#endif
+ return (unsigned long)(uznum & (size_t) CURL_MASK_ULONG);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** unsigned size_t to unsigned int
+*/
+
+unsigned int curlx_uztoui(size_t uznum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+#if (SIZEOF_INT < SIZEOF_SIZE_T)
+ DEBUGASSERT(uznum <= (size_t) CURL_MASK_UINT);
+#endif
+ return (unsigned int)(uznum & (size_t) CURL_MASK_UINT);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** signed long to signed int
+*/
+
+int curlx_sltosi(long slnum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+ DEBUGASSERT(slnum >= 0);
+#if (SIZEOF_INT < CURL_SIZEOF_LONG)
+ DEBUGASSERT((unsigned long) slnum <= (unsigned long) CURL_MASK_SINT);
+#endif
+ return (int)(slnum & (long) CURL_MASK_SINT);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** signed long to unsigned int
+*/
+
+unsigned int curlx_sltoui(long slnum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+ DEBUGASSERT(slnum >= 0);
+#if (SIZEOF_INT < CURL_SIZEOF_LONG)
+ DEBUGASSERT((unsigned long) slnum <= (unsigned long) CURL_MASK_UINT);
+#endif
+ return (unsigned int)(slnum & (long) CURL_MASK_UINT);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** signed long to unsigned short
+*/
+
+unsigned short curlx_sltous(long slnum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+ DEBUGASSERT(slnum >= 0);
+ DEBUGASSERT((unsigned long) slnum <= (unsigned long) CURL_MASK_USHORT);
+ return (unsigned short)(slnum & (long) CURL_MASK_USHORT);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** unsigned size_t to signed ssize_t
+*/
+
+ssize_t curlx_uztosz(size_t uznum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+ DEBUGASSERT(uznum <= (size_t) CURL_MASK_SSIZE_T);
+ return (ssize_t)(uznum & (size_t) CURL_MASK_SSIZE_T);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** signed curl_off_t to unsigned size_t
+*/
+
+size_t curlx_sotouz(curl_off_t sonum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+ DEBUGASSERT(sonum >= 0);
+ return (size_t)(sonum & (curl_off_t) CURL_MASK_USIZE_T);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** signed ssize_t to signed int
+*/
+
+int curlx_sztosi(ssize_t sznum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+ DEBUGASSERT(sznum >= 0);
+#if (SIZEOF_INT < SIZEOF_SIZE_T)
+ DEBUGASSERT((size_t) sznum <= (size_t) CURL_MASK_SINT);
+#endif
+ return (int)(sznum & (ssize_t) CURL_MASK_SINT);
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+/*
+** signed int to unsigned size_t
+*/
+
+size_t curlx_sitouz(int sinum)
+{
+#ifdef __INTEL_COMPILER
+# pragma warning(push)
+# pragma warning(disable:810) /* conversion may lose significant bits */
+#endif
+
+ DEBUGASSERT(sinum >= 0);
+ return (size_t) sinum;
+
+#ifdef __INTEL_COMPILER
+# pragma warning(pop)
+#endif
+}
+
+#if defined(__INTEL_COMPILER) && defined(__unix__)
+
+int curlx_FD_ISSET(int fd, fd_set *fdset)
+{
+ #pragma warning(push)
+ #pragma warning(disable:1469) /* clobber ignored */
+ return FD_ISSET(fd, fdset);
+ #pragma warning(pop)
+}
+
+void curlx_FD_SET(int fd, fd_set *fdset)
+{
+ #pragma warning(push)
+ #pragma warning(disable:1469) /* clobber ignored */
+ FD_SET(fd, fdset);
+ #pragma warning(pop)
+}
+
+void curlx_FD_ZERO(fd_set *fdset)
+{
+ #pragma warning(push)
+ #pragma warning(disable:593) /* variable was set but never used */
+ FD_ZERO(fdset);
+ #pragma warning(pop)
+}
+
+unsigned short curlx_htons(unsigned short usnum)
+{
+#if (__INTEL_COMPILER == 910) && defined(__i386__)
+ return (unsigned short)(((usnum << 8) & 0xFF00) | ((usnum >> 8) & 0x00FF));
+#else
+ #pragma warning(push)
+ #pragma warning(disable:810) /* conversion may lose significant bits */
+ return htons(usnum);
+ #pragma warning(pop)
+#endif
+}
+
+unsigned short curlx_ntohs(unsigned short usnum)
+{
+#if (__INTEL_COMPILER == 910) && defined(__i386__)
+ return (unsigned short)(((usnum << 8) & 0xFF00) | ((usnum >> 8) & 0x00FF));
+#else
+ #pragma warning(push)
+ #pragma warning(disable:810) /* conversion may lose significant bits */
+ return ntohs(usnum);
+ #pragma warning(pop)
+#endif
+}
+
+#endif /* __INTEL_COMPILER && __unix__ */