diff --git a/README b/README
index 848528aa..9e579dbc 100644
--- a/README
+++ b/README
@@ -20,7 +20,7 @@ other CD layout which does not entirely consist of ISO-9660 sessions.
 
 xorriso is a command line application of libisoburn, libisofs, and libburn.
 
-Currently it is fully supported on Linux with kernels >= 2.4 and on
+Currently they are fully supported on Linux with kernels >= 2.4 and on
 FreeBSD versions with ATAPI/CAM support enabled in the kernel, see atapicam(4).
 On other X/Open compliant systems libburn will only offer POSIX i/o with disk
 file objects, but no direct MMC operation on CD/DVD/BD drives.
diff --git a/xorriso/make_xorriso_standalone.sh b/xorriso/make_xorriso_standalone.sh
index e08dfbba..065fe300 100755
--- a/xorriso/make_xorriso_standalone.sh
+++ b/xorriso/make_xorriso_standalone.sh
@@ -213,6 +213,10 @@ copy_files libburn/*.[ch] "$lone_dir"/libburn
 copy_files COPYRIGHT "$lone_dir"/libburn
 cat CONTRIBUTORS >>"$lone_dir"/CONTRIBUTORS
 
+# Delete a source module of yet unclear ancestry.
+# The build process will avoid to use it.
+rm "$lone_dir"/libburn/crc.c
+
 
 # To get a common version.h 
 cat version.h.in >> "$lone_dir"/version.h.in
diff --git a/xorriso/xorriso_makefile_am.txt b/xorriso/xorriso_makefile_am.txt
index 94e88b0d..79a424db 100644
--- a/xorriso/xorriso_makefile_am.txt
+++ b/xorriso/xorriso_makefile_am.txt
@@ -122,7 +122,6 @@ xorriso_xorriso_SOURCES = \
 	libburn/back_hacks.h \
 	libburn/cleanup.c \
 	libburn/cleanup.h \
-	libburn/crc.c \
 	libburn/crc.h \
 	libburn/debug.c \
 	libburn/debug.h \
@@ -171,6 +170,9 @@ xorriso_xorriso_SOURCES = \
 	\
 	version.h
 
+# Disabled because unneeded and of unclear ancestry
+#	libburn/crc.c 
+
 noinst_PROGRAMS = \
 	test/compare_file
 
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index 7949e852..cf9ed0c2 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2010.02.14.151610"
+#define Xorriso_timestamP "2010.02.14.172124"