diff --git a/common/port.h b/common/port.h
index a21f26b5..104ba6c2 100644
--- a/common/port.h
+++ b/common/port.h
@@ -47,11 +47,11 @@ GNU General Public License for more details.
 	#if defined(__APPLE__)
 		#include <sys/syslimits.h>
 		#define OS_LIB_EXT "dylib"
-        #define OPEN_COMMAND "open"
+		#define OPEN_COMMAND "open"
 		#include "TargetConditionals.h"
 	#else
 		#define OS_LIB_EXT "so"
-        #define OPEN_COMMAND "xdg-open"
+		#define OPEN_COMMAND "xdg-open"
 	#endif
 
 	#define OS_LIB_PREFIX "lib"
diff --git a/engine/common/system.c b/engine/common/system.c
index d215103b..109b71a4 100644
--- a/engine/common/system.c
+++ b/engine/common/system.c
@@ -138,54 +138,6 @@ char *Sys_GetCurrentUser( void )
 	return "Player";
 }
 
-#if (defined(__linux__) && !defined(__ANDROID__)) || defined (__FreeBSD__) || defined (__NetBSD__) || defined(__OpenBSD__) || defined(__APPLE__)
-static qboolean Sys_FindExecutable( const char *baseName, char *buf, size_t size )
-{
-	char *envPath;
-	char *part;
-	size_t length;
-	size_t baseNameLength;
-	size_t needTrailingSlash;
-
-	if( !baseName || !baseName[0] )
-		return false;
-
-	envPath = getenv( "PATH" );
-	if( !envPath )
-		return false;
-
-	baseNameLength = Q_strlen( baseName );
-	while( *envPath )
-	{
-		part = Q_strchr( envPath, ':' );
-		if( part )
-			length = part - envPath;
-		else
-			length = Q_strlen( envPath );
-
-		if( length > 0 )
-		{
-			needTrailingSlash = ( envPath[length - 1] == '/' ) ? 0 : 1;
-			if( length + baseNameLength + needTrailingSlash < size )
-			{
-				Q_strncpy( buf, envPath, length + 1 );
-				if( needTrailingSlash )
-					Q_strcpy( buf + length, "/" );
-				Q_strcpy( buf + length + needTrailingSlash, baseName );
-				buf[length + needTrailingSlash + baseNameLength] = '\0';
-				if( access( buf, X_OK ) == 0 )
-					return true;
-			}
-		}
-
-		envPath += length;
-		if( *envPath == ':' )
-			envPath++;
-	}
-	return false;
-}
-#endif
-
 /*
 =================
 Sys_ShellExecute
@@ -193,32 +145,7 @@ Sys_ShellExecute
 */
 void Sys_ShellExecute( const char *path, const char *parms, int shouldExit )
 {
-#ifdef _WIN32
-	if( !Q_strcmp( path, GENERIC_UPDATE_PAGE ) || !Q_strcmp( path, PLATFORM_UPDATE_PAGE ))
-		path = DEFAULT_UPDATE_PAGE;
-
-	ShellExecute( NULL, "open", path, parms, NULL, SW_SHOW );
-#elif (defined(__linux__) && !defined (__ANDROID__)) || defined (__FreeBSD__) || defined (__NetBSD__) || defined(__OpenBSD__) || defined(__APPLE__)
-
-	if( !Q_strcmp( path, GENERIC_UPDATE_PAGE ) || !Q_strcmp( path, PLATFORM_UPDATE_PAGE ))
-		path = DEFAULT_UPDATE_PAGE;
-
-	char xdgOpen[128];
-	if( Sys_FindExecutable( OPEN_COMMAND, xdgOpen, sizeof( xdgOpen ) ) )
-	{
-		const char *argv[] = {xdgOpen, path, NULL};
-		pid_t id = fork( );
-		if( id == 0 )
-		{
-			execv( xdgOpen, (char **)argv );
-			fprintf( stderr, "error opening %s %s", xdgOpen, path );
-			_exit( 1 );
-		}
-	}
-	else Con_Reportf( S_WARN "Could not find "OPEN_COMMAND" utility\n" );
-#elif defined(__ANDROID__) && !defined(XASH_DEDICATED)
-	Android_ShellExecute( path, parms );
-#endif
+	Platform_ShellExecute( path, parms );
 
 	if( shouldExit )
 		Sys_Quit();
diff --git a/engine/platform/platform.h b/engine/platform/platform.h
index 65cab49d..687b4239 100644
--- a/engine/platform/platform.h
+++ b/engine/platform/platform.h
@@ -30,6 +30,7 @@ GNU General Public License for more details.
 */
 double Platform_DoubleTime( void );
 void Platform_Sleep( int msec );
+void Platform_ShellExecute( const char *path, const char *parms );
 // commented out, as this is an optional feature or maybe implemented in system API directly
 // see system.c
 // qboolean Sys_DebuggerPresent( void );
diff --git a/engine/platform/posix/sys_posix.c b/engine/platform/posix/sys_posix.c
new file mode 100644
index 00000000..5f6907f2
--- /dev/null
+++ b/engine/platform/posix/sys_posix.c
@@ -0,0 +1,90 @@
+/*
+sys_win.c - posix system utils
+Copyright (C) 2019 a1batross
+
+This program is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+*/
+
+#include <unistd.h> // fork
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include "platform/platform.h"
+
+static qboolean Sys_FindExecutable( const char *baseName, char *buf, size_t size )
+{
+	char *envPath;
+	char *part;
+	size_t length;
+	size_t baseNameLength;
+	size_t needTrailingSlash;
+
+	if( !baseName || !baseName[0] )
+		return false;
+
+	envPath = getenv( "PATH" );
+	if( !envPath )
+		return false;
+
+	baseNameLength = Q_strlen( baseName );
+	while( *envPath )
+	{
+		part = Q_strchr( envPath, ':' );
+		if( part )
+			length = part - envPath;
+		else
+			length = Q_strlen( envPath );
+
+		if( length > 0 )
+		{
+			needTrailingSlash = ( envPath[length - 1] == '/' ) ? 0 : 1;
+			if( length + baseNameLength + needTrailingSlash < size )
+			{
+				Q_strncpy( buf, envPath, length + 1 );
+				if( needTrailingSlash )
+					Q_strcpy( buf + length, "/" );
+				Q_strcpy( buf + length + needTrailingSlash, baseName );
+				buf[length + needTrailingSlash + baseNameLength] = '\0';
+				if( access( buf, X_OK ) == 0 )
+					return true;
+			}
+		}
+
+		envPath += length;
+		if( *envPath == ':' )
+			envPath++;
+	}
+	return false;
+}
+
+void Platform_ShellExecute( const char *path, const char *parms )
+{
+	char xdgOpen[128];
+
+	if( !Q_strcmp( path, GENERIC_UPDATE_PAGE ) || !Q_strcmp( path, PLATFORM_UPDATE_PAGE ))
+		path = DEFAULT_UPDATE_PAGE;
+
+	if( Sys_FindExecutable( OPEN_COMMAND, xdgOpen, sizeof( xdgOpen ) ) )
+	{
+		const char *argv[] = { xdgOpen, path, NULL };
+		pid_t id = fork( );
+		if( id == 0 )
+		{
+			execv( xdgOpen, (char **)argv );
+			fprintf( stderr, "error opening %s %s", xdgOpen, path );
+			_exit( 1 );
+		}
+	}
+	else
+	{
+		Con_Reportf( S_WARN "Could not find "OPEN_COMMAND" utility\n" );
+	}
+}
diff --git a/engine/platform/win32/sys_win.c b/engine/platform/win32/sys_win.c
index 4c3628df..c8f2d1a0 100644
--- a/engine/platform/win32/sys_win.c
+++ b/engine/platform/win32/sys_win.c
@@ -47,4 +47,10 @@ qboolean Sys_DebuggerPresent( void )
 	return IsDebuggerPresent();
 }
 
+void Platform_ShellExecute( const char *path, const char *parms )
+{
+	if( !Q_strcmp( path, GENERIC_UPDATE_PAGE ) || !Q_strcmp( path, PLATFORM_UPDATE_PAGE ))
+		path = DEFAULT_UPDATE_PAGE;
 
+	ShellExecute( NULL, "open", path, parms, NULL, SW_SHOW );
+}