Formatting, comment fixes.

ChangeLog

@@ -5,7 +5,7 @@
 	* src/bdf/bdfdrivr.c (BDF_Size_Request, BDF_Size_Select),
 	src/pcf/pcfdrivr.c (PCF_Size_Request, PCF_Size_Select),
 	src/winfonts/winfnt.c (FNT_Size_Request, FNT_Size_Select): Do size
-	matching for request of type NOMINAL and REAL_DIM.
+	matching for requests of type NOMINAL and REAL_DIM.
 
 	* src/winfonts/winfnt.c (FNT_Face_Init): Print trace message when
 	`pixel_height' is used for nominal height.

src/base/ftobjs.c

@@ -2201,9 +2201,9 @@
     if ( clazz->request_size )
       error = clazz->request_size( face->size, req );
     /*
-     * The reason that a driver not having `request_size' defined is
-     * either the scaling here suffices or the supported formats
-     * are bitmap-only and size matching is not implmented.
+     * The reason that a driver doesn't have `request_size' defined is
+     * either that the scaling here suffices or that the supported formats
+     * are bitmap-only and size matching is not implemented.
      *
      * In the latter case, a simple size matching is done.
      */

src/bdf/bdfdrivr.c

@@ -624,11 +624,13 @@ THE SOFTWARE.
       if ( height == ( bsize->y_ppem + 32 ) >> 6 )
         error = BDF_Err_Ok;
       break;
+
     case FT_SIZE_REQUEST_TYPE_REAL_DIM:
       if ( height == ( bdffont->font_ascent +
                        bdffont->font_descent ) )
         error = BDF_Err_Ok;
       break;
+
     default:
       error = BDF_Err_Unimplemented_Feature;
       break;

src/pcf/pcfdrivr.c

@@ -408,11 +408,13 @@ THE SOFTWARE.
       if ( height == ( bsize->y_ppem + 32 ) >> 6 )
         error = PCF_Err_Ok;
       break;
+
     case FT_SIZE_REQUEST_TYPE_REAL_DIM:
       if ( height == ( face->accel.fontAscent +
                        face->accel.fontDescent ) )
         error = PCF_Err_Ok;
       break;
+
     default:
       error = PCF_Err_Unimplemented_Feature;
       break;

src/winfonts/winfnt.c

@@ -613,10 +613,12 @@
       if ( height == ( bsize->y_ppem + 32 ) >> 6 )
         error = FNT_Err_Ok;
       break;
+
     case FT_SIZE_REQUEST_TYPE_REAL_DIM:
       if ( height == header->pixel_height )
         error = FNT_Err_Ok;
       break;
+
     default:
       error = FNT_Err_Unimplemented_Feature;
       break;