configure.target (freebsd*): Use abi_baseline_triplet.

	* configure.target (freebsd*): Use abi_baseline_triplet.
	* config/abi/i386-unknown-freebsd4/baseline_symbols.txt: New file.

From-SVN: r58287

libstdc++-v3/ChangeLog

+2002-10-18  Loren J. Rittle  <ljrittle@acm.org>
+
+	* configure.target (freebsd*): Use abi_baseline_triplet.
+	* config/abi/i386-unknown-freebsd4/baseline_symbols.txt: New file.
+
 2002-10-18  Loren J. Rittle  <ljrittle@acm.org>
 	    Brad Spencer  <spencer@infointeractive.com> (provided alternate
 						         patch and improvements)

libstdc++-v3/configure.target

@@ -138,7 +138,8 @@ case "${target_os}" in
   aix*)
     ATOMICITYH="cpu/generic"
     ;;
-  bsd* | freebsd* )
+  bsd*)
+    # Plain BSD attempts to share FreeBSD files.
     os_include_dir="os/bsd/freebsd"
     ;;
   cygwin*)
@@ -147,6 +148,11 @@ case "${target_os}" in
   *djgpp*)      # leading * picks up "msdosdjgpp"
     os_include_dir="os/djgpp"
     ;;
+  freebsd*)
+    os_include_dir="os/bsd/freebsd"
+    # The FreeBSD ABI is expressed in the major version number only.
+    abi_baseline_triplet=`echo ${target} | sed 's,\(\.[0-9]*\)*$,,'`
+    ;;
   gnu* | linux*)
     os_include_dir="os/gnu-linux"
     ;;