remove Ontty flag

i can't figure out why i added it in the first place. it doesn't seem to
make any sense ...

src/isync.h

@@ -391,7 +391,7 @@ void cram( const char *challenge, const char *user, const char *pass,
 #define VERYQUIET    16
 #define KEEPJOURNAL  32
 
-extern int DFlags, Ontty;
+extern int DFlags;
 
 void debug( const char *, ... );
 void debugn( const char *, ... );

src/main.c

@@ -228,7 +228,6 @@ main( int argc, char **argv )
 		fputs( "Fatal: $HOME not set\n", stderr );
 		return 1;
 	}
-	Ontty = isatty( 1 ) && isatty( 2 );
 	arc4_init();
 
 	memset( mvars, 0, sizeof(*mvars) );

src/util.c

@@ -31,7 +31,7 @@
 #include <pwd.h>
 #include <ctype.h>
 
-int DFlags, Ontty;
+int DFlags;
 static int need_nl;
 
 void
@@ -67,7 +67,7 @@ debugn( const char *msg, ... )
 		vprintf( msg, va );
 		va_end( va );
 		fflush( stdout );
-		need_nl = Ontty;
+		need_nl = 1;
 	}
 }
 
@@ -95,7 +95,7 @@ infon( const char *msg, ... )
 		vprintf( msg, va );
 		va_end( va );
 		fflush( stdout );
-		need_nl = Ontty;
+		need_nl = 1;
 	}
 }