diff -Naur epsoneplijs-0.4.0.orig/epl_62interpret.c epsoneplijs-0.4.0/epl_62interpret.c

--- epsoneplijs-0.4.0.orig/epl_62interpret.c	2004-09-17 02:05:29 +0400

+++ epsoneplijs-0.4.0/epl_62interpret.c	2007-11-07 15:14:53 +0300

@@ -211,7 +211,11 @@

       }

       hex_dump("P1", 18, 6,reply);

       fprintf(stderr, "Client ID: \"");

-      fwrite(reply+24, 1, 64, stderr);

+      if (fwrite(reply+24, 1, 64, stderr) != 64)

+      {

+      	perror("fwrite");

+	exit(1);

+      }

       fprintf(stderr, "\"\n");

       fprintf(stderr, "Page ever printed: %u\n",

 	      ((((((reply[88] << 8) + reply[89]) << 8) + reply[90]) << 8) + reply[91]));

diff -Naur epsoneplijs-0.4.0.orig/epl_utils_libusb.c epsoneplijs-0.4.0/epl_utils_libusb.c

--- epsoneplijs-0.4.0.orig/epl_utils_libusb.c	2007-11-07 15:14:37 +0300

+++ epsoneplijs-0.4.0/epl_utils_libusb.c	2007-11-07 15:14:16 +0300

@@ -97,7 +97,11 @@

 	    device_id_string[length+2] = 0;

 	    fprintf(stderr,"Device ID String: ");

-	    fwrite (device_id_string + 2, 1, length, stderr);

+	    if (fwrite (device_id_string + 2, 1, length, stderr) != length)

+	    {

+		perror("fwrite"); 

+		exit(1);

+	    }

 	    fprintf (stderr,"\n");

 	    epl_identify(device_id_string + 2);

 	  }

diff -Naur epsoneplijs-0.4.0.orig/ijs_server_epsonepl.c epsoneplijs-0.4.0/ijs_server_epsonepl.c

--- epsoneplijs-0.4.0.orig/ijs_server_epsonepl.c	2004-09-17 13:02:23 +0400

+++ epsoneplijs-0.4.0/ijs_server_epsonepl.c	2007-11-07 15:14:53 +0300

@@ -979,7 +979,11 @@

       for (curs = pl; curs != NULL; curs = curs->next)

 	{

 	  fprintf (stderr, "%% IJS parameter: %s = ", curs->key);

-	  fwrite (curs->value, 1, curs->value_size, stderr);

+	  if (fwrite (curs->value, 1, curs->value_size, stderr) != curs->value_size)

+	  {

+	  	perror("fwrite");

+	  	exit (1);

+	  }

 	  fputs ("\n", stderr);

 	}