tweaks: avoid an empty function call in tiny version with line numbers

src/nano.c

@@ -2637,9 +2637,10 @@ int main(int argc, char **argv)
 	    margin = needed_margin;
 	    editwincols = COLS - margin;
 
+#ifndef NANO_TINY
 	    /* Ensure that firstcolumn is the starting column of its chunk. */
 	    ensure_firstcolumn_is_aligned();
-
+#endif
 	    /* The margin has changed -- schedule a full refresh. */
 	    refresh_needed = TRUE;
 	}

src/proto.h

@@ -662,7 +662,9 @@ int go_back_chunks(int nrows, filestruct **line, size_t *leftedge);
 int go_forward_chunks(int nrows, filestruct **line, size_t *leftedge);
 bool less_than_a_screenful(size_t was_lineno, size_t was_leftedge);
 void edit_scroll(scroll_dir direction, int nrows);
+#ifndef NANO_TINY
 void ensure_firstcolumn_is_aligned(void);
+#endif
 void edit_redraw(filestruct *old_current);
 void edit_refresh(void);
 void adjust_viewport(update_type location);

src/winio.c

@@ -2951,19 +2951,19 @@ void edit_scroll(scroll_dir direction, int nrows)
     }
 }
 
+#ifndef NANO_TINY
 /* Ensure that firstcolumn is at the starting column of the softwrapped chunk
  * it's on.  We need to do this when the number of columns of the edit window
  * has changed, because then the width of softwrapped chunks has changed. */
 void ensure_firstcolumn_is_aligned(void)
 {
-#ifndef NANO_TINY
     if (openfile->firstcolumn % editwincols != 0)
 	openfile->firstcolumn -= (openfile->firstcolumn % editwincols);
 
     /* If smooth scrolling is on, make sure the viewport doesn't center. */
     focusing = FALSE;
-#endif
 }
+#endif
 
 /* Return TRUE if current[current_x] is above the top of the screen, and FALSE
  * otherwise. */