diff -up ./src/util.c.dist ./src/util.c
--- ./src/util.c.dist	2015-04-17 14:36:39.000000000 +0900
+++ ./src/util.c	2017-11-06 22:09:30.000000000 +0900
@@ -599,6 +599,7 @@ GetFont(MyFont *font)
 	basename2 = malloc(strlen(font->name) + 3);
 	if (basename2) sprintf(basename2, "%s,*", font->name);
 	else basename2 = font->name;
+        printf("%s: XCreateFontSet(,%s)\n", ProgramName, basename2);
 	if( (font->fontset = XCreateFontSet(dpy, basename2,
 					    &missing_charset_list_return,
 					    &missing_charset_count_return,
@@ -618,12 +619,15 @@ GetFont(MyFont *font)
 	for( i = 0, ascent = 0, descent = 0; i<fnum; i++){
 	    if (ascent < (*xfonts)->ascent) ascent = (*xfonts)->ascent;
 	    if (descent < (*xfonts)->descent) descent = (*xfonts)->descent;
+	    printf("%s: extracting ascent %d/descent %d from %s\n", ProgramName, (*xfonts)->ascent, (*xfonts)->descent, (*font_names));
+	    font_names++;
 	    xfonts++;
 	}
 	font->height = font_extents->max_logical_extent.height;
 	font->y = ascent;
 	font->ascent = ascent;
 	font->descent = descent;
+	printf ("%s: ascent=%d descent=%d\n\n", ProgramName, ascent, descent); 
 	return;
     }