Gemeinsame Unterverzeichnisse: bing-1.3.5/include und bing-1.3.5-makefile/include.
diff -u bing-1.3.5/Makefile bing-1.3.5-makefile/Makefile
--- bing-1.3.5/Makefile	1999-10-26 08:42:16.000000000 +0200
+++ bing-1.3.5-makefile/Makefile	2019-12-05 17:54:43.579231998 +0100
@@ -46,9 +46,9 @@
 # You may optionally provide some optimisation flags. Optimising bing for 
 # speed should slightly improve the results.
 #  -> if you want to debug bing define
-COPTIM = -g -Wall -D_DEBUG
+#COPTIM = -g -Wall -D_DEBUG
 #  -> on Linux, SunOS 4 and OSF1 V2.0 you may specify
-#COPTIM = -O2
+COPTIM = -O2
 #  -> on Solaris you may use
 #COPTIM = -O
 # on some hosts like AIX, HP-UX the optimisation options are already set
Gemeinsame Unterverzeichnisse: bing-1.3.5/unix und bing-1.3.5-makefile/unix.
Gemeinsame Unterverzeichnisse: bing-1.3.5/win32 und bing-1.3.5-makefile/win32.