--- code/trunk/config.in	2007/02/24 21:39:21	43
+++ code/trunk/config.in	2007/02/24 21:39:29	47
@@ -5,7 +5,10 @@
 
 On a non-Unix system you should just copy this file into config.h and change
 the definitions of HAVE_STRERROR and HAVE_MEMMOVE to 1. Unfortunately, because
-of the way autoconf works, these cannot be made the defaults. */
+of the way autoconf works, these cannot be made the defaults. If your system
+has bcopy() and not memmove(), change the definition of HAVE_BCOPY instead of
+HAVE_MEMMOVE. If your system has neither bcopy() nor memmove(), leave them both
+as 0; an emulation function will be used. */
 
 /* Define to empty if the keyword does not work. */
 
@@ -17,12 +20,14 @@
 
 /* The following two definitions are mainly for the benefit of SunOS4, which
 doesn't have the strerror() or memmove() functions that should be present in
-all Standard C libraries. The macros should normally be defined with the value
-1 for other systems, but unfortunately we can't make this the default because
-"configure" files generated by autoconf will only change 0 to 1; they won't
-change 1 to 0 if the functions are not found. */
+all Standard C libraries. The macros HAVE_STRERROR and HAVE_MEMMOVE should
+normally be defined with the value 1 for other systems, but unfortunately we
+can't make this the default because "configure" files generated by autoconf
+will only change 0 to 1; they won't change 1 to 0 if the functions are not
+found. If HAVE_MEMMOVE is set to 1, the value of HAVE_BCOPY is not relevant. */
 
 #define HAVE_STRERROR 0
 #define HAVE_MEMMOVE  0
+#define HAVE_BCOPY    0
 
 /* End */