--- cpio-2.6/src/extern.h.checksum	2005-10-26 11:17:11.000000000 +0200
+++ cpio-2.6/src/extern.h	2005-10-26 11:15:42.000000000 +0200
@@ -66,7 +66,7 @@
 extern int archive_des;
 extern char *archive_name;
 extern char *rsh_command_option;
-extern unsigned long crc;
+extern unsigned int crc;
 extern int delayed_seek_count;
 #ifdef DEBUG_CPIO
 extern int debug_flag;
--- cpio-2.6/src/copyout.c.checksum	2005-10-26 11:17:11.000000000 +0200
+++ cpio-2.6/src/copyout.c	2005-10-26 11:20:01.000000000 +0200
@@ -311,7 +311,7 @@
 	       file_hdr->c_gid, file_hdr->c_nlink, file_hdr->c_mtime,
 	     file_hdr->c_filesize, file_hdr->c_dev_maj, file_hdr->c_dev_min,
 	   file_hdr->c_rdev_maj, file_hdr->c_rdev_min, file_hdr->c_namesize,
-	       file_hdr->c_chksum);
+	       file_hdr->c_chksum & 0xffffffff);
       tape_buffered_write (ascii_header, out_des, 110L);
 
       /* Write file name to output.  */
--- cpio-2.6/src/global.c.checksum	2005-10-26 11:17:11.000000000 +0200
+++ cpio-2.6/src/global.c	2005-10-26 11:15:29.000000000 +0200
@@ -139,7 +139,7 @@
 char *rsh_command_option = NULL;
 
 /* CRC checksum.  */
-unsigned long crc;
+unsigned int crc;
 
 /* Input and output buffers.  */
 char *input_buffer, *output_buffer;