tweaks: rename a variable to be more distinct and greppable

src/global.c

@@ -32,8 +32,8 @@ volatile sig_atomic_t the_window_resized = FALSE;
 #endif
 
 #ifdef __linux__
-bool console;
-		/* Whether we're running on a Linux VC (TRUE) or under X (FALSE). */
+bool on_a_vt;
+		/* Whether we're running on a Linux VT or on something else. */
 #endif
 
 bool meta_key;

src/nano.c

@@ -1994,7 +1994,7 @@ int main(int argc, char **argv)
 	struct vt_stat dummy;
 
 	/* Check whether we're running on a Linux console. */
-	console = (ioctl(0, VT_GETSTATE, &dummy) == 0);
+	on_a_vt = (ioctl(0, VT_GETSTATE, &dummy) == 0);
 #endif
 
 	/* Back up the terminal settings so that they can be restored. */

src/proto.h

@@ -30,7 +30,7 @@ extern volatile sig_atomic_t the_window_resized;
 #endif
 
 #ifdef __linux__
-extern bool console;
+extern bool on_a_vt;
 #endif
 
 extern bool meta_key;

src/winio.c

@@ -573,7 +573,7 @@ int parse_kbinput(WINDOW *win)
 	 * Shift/Ctrl/Alt are being held together with them. */
 	unsigned char modifiers = 6;
 
-	if (console && ioctl(0, TIOCLINUX, &modifiers) >= 0) {
+	if (on_a_vt && ioctl(0, TIOCLINUX, &modifiers) >= 0) {
 #ifndef NANO_TINY
 		/* Is Shift being held? */
 		if (modifiers & 0x01) {