Remove unused code

Source/drlg_l2.cpp

@@ -2168,8 +2168,6 @@ static void ConnectHall(int nX1, int nY1, int nX2, int nY2, int nHd)
 	nOrigY1 = nY1;
 	CreateDoorType(nX1, nY1);
 	CreateDoorType(nX2, nY2);
-	nDx = abs(nX2 - nX1); /* unused */
-	nDy = abs(nY2 - nY1); /* unused */
 	nCurrd = nHd;
 	nX2 -= Dir_Xadd[nCurrd];
 	nY2 -= Dir_Yadd[nCurrd];

Source/init.cpp

@@ -118,7 +118,7 @@ void init_create_window()
 
 void init_archives()
 {
-	HANDLE fh;
+	HANDLE fh = NULL;
 	memset(&fileinfo, 0, sizeof(fileinfo));
 	fileinfo.size = sizeof(fileinfo);
 	fileinfo.versionstring = gszVersionNumber;

Source/pfile.cpp

@@ -246,7 +246,7 @@ BOOL pfile_ui_set_hero_infos(BOOL(*ui_add_hero_info)(_uiheroinfo *))
 BOOL pfile_read_hero(HANDLE archive, PkPlayerStruct *pPack)
 {
 	HANDLE file;
-	DWORD dwlen, nSize;
+	DWORD dwlen;
 	BYTE *buf;
 
 	if (!SFileOpenFileEx(archive, "hero", 0, &file)) {
@@ -254,7 +254,6 @@ BOOL pfile_read_hero(HANDLE archive, PkPlayerStruct *pPack)
 	} else {
 		BOOL ret = FALSE;
 		const char *password;
-		nSize = 16;
 
 		if (gbIsSpawn) {
 			password = PASSWORD_SPAWN_SINGLE;

Source/towners.cpp

@@ -737,10 +737,6 @@ void TalkToTowner(int p, int t)
 	int qt, t2;
 #endif
 
-	rv1 = random_(6, 3); /* unused */
-	rv2 = random_(6, 4); /* unused */
-	rv3 = random_(6, 5); /* unused */
-
 	dx = abs(plr[p]._px - towner[t]._tx);
 	dy = abs(plr[p]._py - towner[t]._ty);
 #ifdef _DEBUG