Compile time and runtime checks for library compatibility

xorriso/make_xorriso_standalone.sh

@@ -134,14 +134,16 @@ copy_files libisofs/*.[ch] "$lone_dir"/libisofs
 # To get a common version.h 
 cat version.h.in >> "$lone_dir"/version.h.in
 
-sed -e 's/FNM_FILE_NAME/FNM_PATHNAME/g' \
-<libisofs/tree.c >"$lone_dir"/libisofs/tree.c
 
+# <<< obsoleted patchings
 
-# <<< obsoleted
 if test 1 = 0
 then
 
+# Change GNU macro name to POSIX name
+sed -e 's/FNM_FILE_NAME/FNM_PATHNAME/g' \
+  <libisofs/tree.c >"$lone_dir"/libisofs/tree.c
+
 # Filter out the semi-illegal TODO comments 
 ( cd "$lone_dir"/libisofs && grep '^[[:space:]]*//' *.[ch] | less )
 echo "Is it ok delete all shown //-lines ?"