--- ./src/callbacks.c~	2009-02-15 18:06:35.000000000 +0900
+++ ./src/callbacks.c	2009-07-17 16:06:45.000000000 +0900
@@ -94,6 +94,10 @@
 #include "widgets_misc.h"
 #include "VlistP.h"
 
+#ifndef SIGCLD
+#define SIGCLD SIGCHLD
+#endif
+
 static char* save_directory = NULL;
 static char* open_directory = NULL;
 
--- ./src/info.c~	2008-11-09 18:26:39.000000000 +0900
+++ ./src/info.c	2009-07-17 16:28:55.000000000 +0900
@@ -193,7 +193,7 @@
    Cardinal     n;
    Dimension	bottomMargin, leftMargin, rightMargin, topMargin;
    Dimension	width, height;
-   XFontStruct	*font;
+   XFontStruct	*font = NULL;
 
    BEGINMESSAGE(makeInfoPopup)
 
@@ -233,8 +233,8 @@
             XtSetArg(args[n], XtNtopMargin, &topMargin);			n++;
     XtGetValues(infotext,args,n);
 
-    width = font->max_bounds.width * 80 + leftMargin + rightMargin;
-    height = (font->ascent + font->descent) * 22 + topMargin + bottomMargin;
+    width = font ? font->max_bounds.width : 9 * 80 + leftMargin + rightMargin;
+    height = (font ? font->ascent + font->descent : 12) * 22 + topMargin + bottomMargin;
 
 										n=0;
             XtSetArg(args[0], XtNwidth, width);					n++;