diff --git a/engine/common/sys_win.c b/engine/common/sys_win.c
index d2828454..130e71f6 100644
--- a/engine/common/sys_win.c
+++ b/engine/common/sys_win.c
@@ -617,3 +617,70 @@ void MsgDev( int type, const char *pMsg, ... )
 		break;
 	}
 }
+
+/*
+===============================================================================
+
+SYSTEM LOG
+
+===============================================================================
+*/
+void Sys_InitLog( void )
+{
+	const char	*mode;
+
+	if( host.change_game && host.type != HOST_DEDICATED )
+		mode = "a";
+	else mode = "w";
+
+	// create log if needed
+	if( s_wcd.log_active )
+	{
+		s_wcd.logfile = fopen( s_wcd.log_path, mode );
+		if( !s_wcd.logfile ) MsgDev( D_ERROR, "Sys_InitLog: can't create log file %s\n", s_wcd.log_path );
+
+		fprintf( s_wcd.logfile, "=================================================================================\n" );
+		fprintf( s_wcd.logfile, "\t%s (build %i) started at %s\n", s_wcd.title, Q_buildnum(), Q_timestamp( TIME_FULL ));
+		fprintf( s_wcd.logfile, "=================================================================================\n" );
+	}
+}
+
+void Sys_CloseLog( void )
+{
+	char	event_name[64];
+
+	// continue logged
+	switch( host.status )
+	{
+	case HOST_CRASHED:
+		Q_strncpy( event_name, "crashed", sizeof( event_name ));
+		break;
+	case HOST_ERR_FATAL:
+		Q_strncpy( event_name, "stopped with error", sizeof( event_name ));
+		break;
+	default:
+		if( !host.change_game ) Q_strncpy( event_name, "stopped", sizeof( event_name ));
+		else Q_strncpy( event_name, host.finalmsg, sizeof( event_name ));
+		break;
+	}
+
+	if( s_wcd.logfile )
+	{
+		fprintf( s_wcd.logfile, "\n");
+		fprintf( s_wcd.logfile, "=================================================================================");
+		if( host.change_game ) fprintf( s_wcd.logfile, "\n\t%s (build %i) %s\n", s_wcd.title, Q_buildnum(), event_name );
+		else fprintf( s_wcd.logfile, "\n\t%s (build %i) %s at %s\n", s_wcd.title, Q_buildnum(), event_name, Q_timestamp( TIME_FULL ));
+		fprintf( s_wcd.logfile, "=================================================================================");
+		if( host.change_game ) fprintf( s_wcd.logfile, "\n" ); // just for tabulate
+
+		fclose( s_wcd.logfile );
+		s_wcd.logfile = NULL;
+	}
+}
+
+void Sys_PrintLog( const char *pMsg )
+{
+	if( !s_wcd.logfile ) return;
+	fprintf( s_wcd.logfile, pMsg );
+	fflush( s_wcd.logfile );
+}
diff --git a/engine/common/sys_con.c b/engine/platform/win32/win_con.c
similarity index 85%
rename from engine/common/sys_con.c
rename to engine/platform/win32/win_con.c
index b2599e32..7acba919 100644
--- a/engine/common/sys_con.c
+++ b/engine/platform/win32/win_con.c
@@ -13,6 +13,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 */
 
+#ifdef _WIN32
 #include "common.h"
 
 /*
@@ -464,70 +465,4 @@ void Con_RegisterHotkeys( void )
 	// user can hit escape for quit
 	RegisterHotKey( s_wcd.hWnd, QUIT_ON_ESCAPE_ID, 0, VK_ESCAPE );
 }
-
-/*
-===============================================================================
-
-SYSTEM LOG
-
-===============================================================================
-*/
-void Sys_InitLog( void )
-{
-	const char	*mode;
-
-	if( host.change_game && host.type != HOST_DEDICATED )
-		mode = "a";
-	else mode = "w";
-
-	// create log if needed
-	if( s_wcd.log_active )
-	{
-		s_wcd.logfile = fopen( s_wcd.log_path, mode );
-		if( !s_wcd.logfile ) MsgDev( D_ERROR, "Sys_InitLog: can't create log file %s\n", s_wcd.log_path );
-
-		fprintf( s_wcd.logfile, "=================================================================================\n" );
-		fprintf( s_wcd.logfile, "\t%s (build %i) started at %s\n", s_wcd.title, Q_buildnum(), Q_timestamp( TIME_FULL ));
-		fprintf( s_wcd.logfile, "=================================================================================\n" );
-	}
-}
-
-void Sys_CloseLog( void )
-{
-	char	event_name[64];
-
-	// continue logged
-	switch( host.status )
-	{
-	case HOST_CRASHED:
-		Q_strncpy( event_name, "crashed", sizeof( event_name ));
-		break;
-	case HOST_ERR_FATAL:
-		Q_strncpy( event_name, "stopped with error", sizeof( event_name ));
-		break;
-	default:
-		if( !host.change_game ) Q_strncpy( event_name, "stopped", sizeof( event_name ));
-		else Q_strncpy( event_name, host.finalmsg, sizeof( event_name ));
-		break;
-	}
-
-	if( s_wcd.logfile )
-	{
-		fprintf( s_wcd.logfile, "\n");
-		fprintf( s_wcd.logfile, "=================================================================================");
-		if( host.change_game ) fprintf( s_wcd.logfile, "\n\t%s (build %i) %s\n", s_wcd.title, Q_buildnum(), event_name );
-		else fprintf( s_wcd.logfile, "\n\t%s (build %i) %s at %s\n", s_wcd.title, Q_buildnum(), event_name, Q_timestamp( TIME_FULL ));
-		fprintf( s_wcd.logfile, "=================================================================================");
-		if( host.change_game ) fprintf( s_wcd.logfile, "\n" ); // just for tabulate
-
-		fclose( s_wcd.logfile );
-		s_wcd.logfile = NULL;
-	}
-}
-
-void Sys_PrintLog( const char *pMsg )
-{
-	if( !s_wcd.logfile ) return;
-	fprintf( s_wcd.logfile, pMsg );
-	fflush( s_wcd.logfile );
-}
+#endif // _WIN32
diff --git a/engine/common/library.c b/engine/platform/win32/win_lib.c
similarity index 99%
rename from engine/common/library.c
rename to engine/platform/win32/win_lib.c
index 410d5103..7bf7ad0a 100644
--- a/engine/common/library.c
+++ b/engine/platform/win32/win_lib.c
@@ -13,6 +13,7 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 */
 
+#ifdef _WIN32
 #include "common.h"
 #include "library.h"
 
@@ -888,4 +889,5 @@ const char *COM_NameForFunction( void *hInstance, dword function )
 	Con_Printf( "Can't find address: %08lx\n", function );
 
 	return NULL;
-}
\ No newline at end of file
+}
+#endif // _WIN32