FreeBSD: Don't set MANPATH, use OS configuration

- make installer to set up man(1) paths using /usr/local/etc/man.d/*
- don't override empty/unset MANPATH with compiled in default

cde/programs/dtlogin/config/0060.dtsysenv.src

@@ -27,6 +27,7 @@ XCOMM ####################################################################
 
 #define HASH #
 
+#if !defined(__FreeBSD__)
 HASH
 HASH Source TIMEZONE
 HASH
@@ -55,6 +56,7 @@ if [ -f $MANPATH_FILE -a -r $MANPATH_FILE ]; then
         export MANPATH="$MANPATH:`cat $MANPATH_FILE`"
 fi
 unset MANPATH_FILE
+#endif
 
 XCOMM #########################         eof       #####################
 

cde/programs/dtsearchpath/dtsp/ManSearchPath.C

@@ -42,6 +42,12 @@ ManSearchPath::ManSearchPath
 	const char *     sep
 	) : SearchPath(user, envvar, sep)
 {
+#if defined(__FreeBSD__)
+    /* Installer on FreeBSD sets up man configuration so that
+     * setting MANPATH is not necessary
+     */
+    if (!user->OS()->MANPATH().isNull()) {
+#endif
     if (user->DTMANPATH())
 	search_path = user->FactoryManPath() + "," + *user->DTMANPATH();
     else
@@ -55,6 +61,9 @@ ManSearchPath::ManSearchPath
 
     NormalizePath();
     TraversePath();
+#if defined(__FreeBSD__)
+    }
+#endif
 }
 
 

cde/programs/dtsearchpath/libCliSrv/UnixEnv.C

@@ -83,7 +83,7 @@ UnixEnvironment::UnixEnvironment()
 #elif defined(__OpenBSD__)
 	manpath = "/usr/share/man:/usr/X11R6/man:/usr/local/man:/usr/ports/infrastructure/man";
 #elif defined(__FreeBSD__)
-	manpath = "/usr/share/man:/usr/local/man";
+	manpath = temp;
 #endif
     else
 	manpath = temp;