-#ifdef SIGTSTP
-#define SCREENTEST() (initscr() != ERR && signal(SIGTSTP, SIG_DFL) != SIG_ERR && STAT_R < COLS && SCROLL_Y > 0)
-#else
-#define SCREENTEST() (initscr() != ERR && STAT_R < COLS && SCROLL_Y > 0)
-#endif
-
-WINDOW *view_w;
-WINDOW *slot_w;
-WINDOW *scroll_w;
-WINDOW *stat_w;
-WINDOW *turn_w;
-
-char done_curses;
-char loaded, fired, changed, repaired;
-char dont_adjust;
-int viewrow, viewcol;
-char movebuf[sizeof SHIP(0)->file->movebuf];
-extern char version[];
-int player;
-struct ship *ms; /* memorial structure, &cc->ship[player] */
-struct File *mf; /* ms->file */
-struct shipspecs *mc; /* ms->specs */
+extern int done_curses;
+extern int loaded, fired, changed, repaired;
+extern int dont_adjust;
+extern char movebuf[sizeof SHIP(0)->file->movebuf];
+extern const char version[];
+extern int player;
+extern struct ship *ms; /* memorial structure, &cc->ship[player] */
+extern struct File *mf; /* ms->file */
+extern struct shipspecs *mc; /* ms->specs */