diff --git a/Makefile.in b/Makefile.in
index 3062c4e..9a38209 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -30,7 +30,7 @@ main.o : main.cc
 lziprecover.o : lziprecover.cc
 	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -DPROGVERSION=\"$(progversion)\" -c -o $@ $<
 
-%.o : %.cc
+%.o : %.cc lzip_compat.h
 	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -c -o $@ $<
 
 $(objs)       : Makefile
diff --git a/lzip_compat.h b/lzip_compat.h
new file mode 100644
index 0000000..534f4f2
--- /dev/null
+++ b/lzip_compat.h
@@ -0,0 +1,41 @@
+#ifndef _FILE_OFFSET_BITS
+#define _FILE_OFFSET_BITS 64
+#endif
+
+#ifdef __MSVCRT__ /* Using Windows MSVCRT.DLL */
+/* We don't care about permissions */
+#define S_IRGRP _S_IREAD
+#define S_IROTH _S_IREAD
+#define S_IRGRP _S_IREAD
+#define S_IROTH _S_IREAD
+
+/* Windows doesn't have sighup, neither is it needed. */
+#define SIGHUP SIGBREAK
+
+/* Unimplemented Functions */
+#define fchmod(x,y) 0
+#define fchown(x,y,z) 0
+#define S_ISSOCK(x) 0
+
+/* Inline compat wrappers */
+#define compat_wrap(x) compat_msvcrt_##x
+#else
+#define compat_wrap(x) x
+#endif
+
+#ifdef __MSVCRT__
+/* These will only be used for MSVCR based runtime */
+static inline int compat_msvcrt_read( int fildes, void *buf, size_t nbyte )
+{
+  /*Set IO mode to Binary */
+  _setmode(  fildes, _O_BINARY );
+  return read( fildes, buf, nbyte );
+}
+
+static inline int compat_msvcrt_write( int fildes, const void *buf, size_t nbyte )
+{
+  /*Set IO mode to Binary */
+  _setmode(  fildes, _O_BINARY );
+  return write( fildes, buf, nbyte );
+}
+#endif
diff --git a/lziprecover.cc b/lziprecover.cc
index deed53c..e8803d7 100644
--- a/lziprecover.cc
+++ b/lziprecover.cc
@@ -36,7 +36,7 @@
 
 #include "arg_parser.h"
 #include "lzip.h"
-
+#include "lzip_compat.h"
 
 namespace {
 
@@ -282,7 +282,7 @@ int readblock( const int fd, char * buf, const int size ) throw()
   while( rest > 0 )
     {
     errno = 0;
-    const int n = read( fd, buf + size - rest, rest );
+    const int n = compat_wrap( read( fd, buf + size - rest, rest ));
     if( n > 0 ) rest -= n;
     else if( n == 0 ) break;
     else if( errno != EINTR && errno != EAGAIN ) break;
@@ -301,7 +301,7 @@ int writeblock( const int fd, const char * buf, const int size ) throw()
   while( rest > 0 )
     {
     errno = 0;
-    const int n = write( fd, buf + size - rest, rest );
+    const int n = compat_wrap( write( fd, buf + size - rest, rest ));
     if( n > 0 ) rest -= n;
     else if( errno && errno != EINTR && errno != EAGAIN ) break;
     }
diff --git a/main.cc b/main.cc
index 41fde78..6304ee0 100644
--- a/main.cc
+++ b/main.cc
@@ -43,6 +43,7 @@
 #include "lzip.h"
 #include "decoder.h"
 #include "encoder.h"
+#include "lzip_compat.h"
 
 #ifndef LLONG_MAX
 #define LLONG_MAX  0x7FFFFFFFFFFFFFFFLL
@@ -612,7 +613,7 @@ int readblock( const int fd, char * buf, const int size ) throw()
   while( rest > 0 )
     {
     errno = 0;
-    const int n = read( fd, buf + size - rest, rest );
+    const int n = compat_wrap( read( fd, buf + size - rest, rest ));
     if( n > 0 ) rest -= n;
     else if( n == 0 ) break;
     else if( errno != EINTR && errno != EAGAIN ) break;
@@ -631,7 +632,7 @@ int writeblock( const int fd, const char * buf, const int size ) throw()
   while( rest > 0 )
     {
     errno = 0;
-    const int n = write( fd, buf + size - rest, rest );
+    const int n = compat_wrap( write( fd, buf + size - rest, rest ));
     if( n > 0 ) rest -= n;
     else if( errno && errno != EINTR && errno != EAGAIN ) break;
     }
-- 
1.6.4.13.ge6580.dirty