diff --git a/configure/os/CONFIG.Common.linux-mpc82xx b/configure/os/CONFIG.Common.linux-mpc82xx
deleted file mode 100644
index 3ab8cbc68..000000000
--- a/configure/os/CONFIG.Common.linux-mpc82xx
+++ /dev/null
@@ -1,38 +0,0 @@
-# $Id$
-# This file is maintained by the build community.
-#
-# Definitions for linux-mpc82xx target builds
-# Sites may override these definitions in CONFIG_SITE.Common.linux-mpc82xx
-#-------------------------------------------------------
-
-# Include definitions common to all Unix targets
-include $(CONFIG)/os/CONFIG.Common.UnixCommon
-
-OS_CLASS = Linux
-ARCH_CLASS = mpc82xx
-
-CODE_CPPFLAGS = -D_REENTRANT
-
-POSIX_CPPFLAGS_YES = -D_POSIX_C_SOURCE=199506L -D_POSIX_THREADS -D_XOPEN_SOURCE=500
-POSIX_CPPFLAGS_NO =
-POSIX_LDLIBS_YES = -lpthread
-POSIX_LDLIBS_NO =
-
-# -D_BSD_SOURCE for gethostname() in unistd.h as needed by cacChannelIO.cpp.
-OP_SYS_CPPFLAGS += -D_BSD_SOURCE
-OP_SYS_CPPFLAGS += -Dlinux
-OP_SYS_LDFLAGS +=
-OP_SYS_LDLIBS = -lrt
-
-#ARCH_DEP_CPPFLAGS += -D_X86_
-
-# Set runtime path for shared libraries
-RUNTIME_LDFLAGS = $(SHRLIB_SEARCH_DIRS:%=-Wl,-rpath,%)
-
-ifeq ($(BUILD_CLASS),CROSS)
-   GNU_TARGET=ppc_82xx
-   CMPLR_SUFFIX=
-   CMPLR_PREFIX=$(addsuffix -,$(GNU_TARGET))
-endif
-
-
diff --git a/configure/os/CONFIG.Common.lynxos-x86 b/configure/os/CONFIG.Common.lynxos-x86
deleted file mode 100644
index 54198060f..000000000
--- a/configure/os/CONFIG.Common.lynxos-x86
+++ /dev/null
@@ -1,31 +0,0 @@
-#  CONFIG.Common.lynxos-x86
-#
-# $Id$
-#
-#  This file is maintained by the build community.
-#  Sites may override these definitions in CONFIG_SITE.Common.lynxos-x86
-#-------------------------------------------------------
-
-#Include definitions common to unix targets
-include $(CONFIG)/os/CONFIG.Common.UnixCommon
-
-OS_CLASS = lynxos
-ARCH_CLASS = x86
-
-CODE_CPPFLAGS =
-
-POSIX_CPPFLAGS_YES =
-POSIX_CPPFLAGS_NO =
-POSIX_LDLIBS_YES += -lposix4d9 -lpthread
-POSIX_LDLIBS_NO +=
-
-ARCH_DEP_CPPFLAGS += -D_X86_
-ARCH_DEP_LDFLAGS =
-ARCH_DEP_LDLIBS =
-
-ifeq ($(BUILD_CLASS),CROSS)
-   GNU_TARGET=x86-lynxos
-   CMPLR_SUFFIX=
-   CMPLR_PREFIX=$(addsuffix -,$(GNU_TARGET))
-endif
-
diff --git a/configure/os/CONFIG.Common.osf-alpha b/configure/os/CONFIG.Common.osf-alpha
deleted file mode 100644
index 41e60a61a..000000000
--- a/configure/os/CONFIG.Common.osf-alpha
+++ /dev/null
@@ -1,30 +0,0 @@
-# CONFIG.Common.osf-alpha
-#
-# $Id$
-# This file is maintained by the build community.
-#
-# Definitions for osf-alpha target archs
-# Sites may override these definitions in CONFIG_SITE.Common.osf-alpha
-#-------------------------------------------------------
-
-# Include definitions common to all Unix targets
-include $(CONFIG)/os/CONFIG.Common.UnixCommon
-
-OS_CLASS = osf
-ARCH_CLASS = alpha
-
-CODE_CPPFLAGS =
-
-POSIX_CPPFLAGS_YES =
-POSIX_LDLIBS_YES +=
-POSIX_CPPFLAGS_NO =
-POSIX_LDLIBS_NO +=
-
-OP_SYS_CPPFLAGS = -D_OSF_SOURCE
-
-ifeq ($(BUILD_CLASS),CROSS)
-   GNU_TARGET=alpha-osf
-   CMPLR_SUFFIX=
-   CMPLR_PREFIX=$(addsuffix -,$(GNU_TARGET))
-endif
-
diff --git a/configure/os/CONFIG.Common.sun4-x86 b/configure/os/CONFIG.Common.sun4-x86
deleted file mode 100644
index f00d5b710..000000000
--- a/configure/os/CONFIG.Common.sun4-x86
+++ /dev/null
@@ -1,36 +0,0 @@
-# CONFIG.Common.sun4-x86
-#
-# $Id$
-# This file is maintained by the build community.
-#
-# Definitions for sun4-x86 target archs
-# Sites may override these definitions in CONFIG_SITE.Common.sun4-x86
-#-------------------------------------------------------
-
-# Include definitions common to all Unix target archs
-include $(CONFIG)/os/CONFIG.Common.UnixCommon
-
-OS_CLASS = sun4
-ARCH_CLASS = x86
-
-CODE_CPPFLAGS = -D__EXTENSIONS__
-
-POSIX_CPPFLAGS_YES = -D_POSIX_C_SOURCE=199506L -D_XOPEN_SOURCE=500
-POSIX_CPPFLAGS_NO =
-POSIX_LDLIBS_YES += -lpthread -lthread
-
-OP_SYS_CPPFLAGS = -DSUNOS4
-
-ARCH_DEP_CPPFLAGS += -D_X86_
-
-# Set runtime path for shared libraries
-RUNTIME_LDFLAGS = $(SHRLIB_SEARCH_DIRS:%=-R%)
-
-ifeq ($(BUILD_CLASS),CROSS)
-   GNU_TARGET=x86-sun-sunos4
-   CMPLR_SUFFIX=
-   CMPLR_PREFIX=$(addsuffix -,$(GNU_TARGET))
-endif
-
-OP_SYS_LDLIBS += -lsocket -lnsl
-
diff --git a/configure/os/CONFIG.linux-mpc82xx.Common b/configure/os/CONFIG.linux-mpc82xx.Common
deleted file mode 100644
index 859eff2f0..000000000
--- a/configure/os/CONFIG.linux-mpc82xx.Common
+++ /dev/null
@@ -1,10 +0,0 @@
-# $Id$
-# This file is maintained by the build community.
-#
-# Definitions for linux-mpc82xx host builds
-# Sites may override these definitions in CONFIG_SITE.linux-mpc82xx.Common
-#-------------------------------------------------------
-
-#Include definitions common to unix hosts
-include $(CONFIG)/os/CONFIG.UnixCommon.Common
-
diff --git a/configure/os/CONFIG.linux-mpc82xx.linux-mpc82xx b/configure/os/CONFIG.linux-mpc82xx.linux-mpc82xx
deleted file mode 100644
index 66a6883c5..000000000
--- a/configure/os/CONFIG.linux-mpc82xx.linux-mpc82xx
+++ /dev/null
@@ -1,22 +0,0 @@
-# $Id$
-#
-# Definitions for linux-mpc82xx host - linux-mpc82xx target builds
-# Sites may override these definitions in CONFIG_SITE.linux-mpc82xx.linux-mpc82xx
-#-------------------------------------------------------
-
-# Include common gnu compiler definitions
-include $(CONFIG)/CONFIG.gnuCommon
-
-GNU_DIR = /usr
-
-CC = $(GNU_BIN)/gcc
-CCC = $(GNU_BIN)/g++
-
-STATIC_LDFLAGS_YES= -Wl,-Bstatic
-STATIC_LDFLAGS_NO=
-STATIC_LDLIBS_YES= -Wl,-Bdynamic
-STATIC_LDLIBS_NO=
-
-SHRLIB_LDFLAGS +=  -shared -z defs
-LOADABLE_SHRLIB_LDFLAGS = -shared
-
diff --git a/configure/os/CONFIG.linux-x86.linux-mpc82xx b/configure/os/CONFIG.linux-x86.linux-mpc82xx
deleted file mode 100644
index 4b71573d3..000000000
--- a/configure/os/CONFIG.linux-x86.linux-mpc82xx
+++ /dev/null
@@ -1,17 +0,0 @@
-# $Id$
-#
-# Definitions for linux-x86 host - linux-mpc82xx target builds
-# Sites may override these definitions in CONFIG_SITE.linux-x86.linux-mpc82xx
-#-------------------------------------------------------
-
-# Include common gnu compiler definitions
-include $(CONFIG)/CONFIG.gnuCommon
-
-GNU_DIR = /opt/hardhat/devkit/ppc/82xx
-GNU_TARGET_INCLUDE_DIR = $(GNU_DIR)/target/usr/include/
-
-CC = $(GNU_BIN)/ppc_82xx-gcc
-CCC = $(GNU_BIN)/ppc_82xx-g++
-
-# Override the -nostdinc flag, needed here...
-CROSS_CPPFLAGS =
diff --git a/configure/os/CONFIG.lynxos-x86.Common b/configure/os/CONFIG.lynxos-x86.Common
deleted file mode 100644
index 08f4827d9..000000000
--- a/configure/os/CONFIG.lynxos-x86.Common
+++ /dev/null
@@ -1,14 +0,0 @@
-# CONFIG.lynxos-68k.Common
-#
-# $Id$
-# This file is maintained by the build community.
-#
-# Definitions for lynxos-68k host archs
-# Sites may override these definitions in CONFIG_SITE.lynxos-68k.Common
-#-------------------------------------------------------
-
-#Include definitions common to unix hosts
-include $(CONFIG)/os/CONFIG.UnixCommon.Common
-
-WIND_HOST_TYPE = lynxos
-
diff --git a/configure/os/CONFIG.lynxos-x86.lynxos-x86 b/configure/os/CONFIG.lynxos-x86.lynxos-x86
deleted file mode 100644
index 52c9efb0d..000000000
--- a/configure/os/CONFIG.lynxos-x86.lynxos-x86
+++ /dev/null
@@ -1,13 +0,0 @@
-#  CONFIG.lynxos-x86.lynxos-x86
-#
-# $Id$
-#
-#  This file is maintained by the build community.
-#  Sites may override these definitions in CONFIG_SITE.lynxos-x86.lynxos-x86
-#-------------------------------------------------------
- 
-# Include common gnu compiler definitions
-include $(CONFIG)/CONFIG.gnuCommon
-
-GNU_DIR = /usr
-
diff --git a/configure/os/CONFIG.osf-alpha.Common b/configure/os/CONFIG.osf-alpha.Common
deleted file mode 100644
index c337925be..000000000
--- a/configure/os/CONFIG.osf-alpha.Common
+++ /dev/null
@@ -1,14 +0,0 @@
-# CONFIG.osf-alpha.Common
-#
-# $Id$
-# This file is maintained by the build community.
-#
-# Definitions for osf-alpha host archs
-# Sites may override these definitions in CONFIG_SITE.osf-alpha.Common
-#-------------------------------------------------------
-
-#Include definitions common to unix hosts
-include $(CONFIG)/os/CONFIG.UnixCommon.Common
-
-WIND_HOST_TYPE = osf-alpha
-
diff --git a/configure/os/CONFIG.osf-alpha.osf-alpha b/configure/os/CONFIG.osf-alpha.osf-alpha
deleted file mode 100644
index 7edd57ca4..000000000
--- a/configure/os/CONFIG.osf-alpha.osf-alpha
+++ /dev/null
@@ -1,49 +0,0 @@
-# CONFIG.osf-alpha.osf-alpha
-#
-# $Id$
-# This file is maintained by the build community.
-#
-# Definitions for osf-alpha host archs
-# Sites may override these definitions in CONFIG_SITE.osf-alpha.osf-alpha
-#-------------------------------------------------------
-
-CC = cc
-CCC = cxx 
-CPP = $(CC) -E
-RANLIB =
-AR = ar
-LD = -r
-
-# Configure OS vendor C compiler
-CONFORM_CFLAGS_ANSI = -std
-CONFORM_CFLAGS_STRICT = -std1
-CONFORM_CFLAGS_TRAD = -std0
-CODE_CFLAGS = 
-WARN_CFLAGS_YES =
-WARN_CFLAGS_NO = -w
-OPT_CFLAGS_YES = -O
-OPT_CFLAGS_NO = -g
-
-# Configure OS vendor C++ compiler
-CONFORM_CXXFLAGS_NORMAL =
-CONFORM_CXXFLAGS_STRICT =
-PROF_CXXFLAGS_YES = +p
-PROF_CXXFLAGS_NO =
-CODE_CXXFLAGS =
-WARN_CXXFLAGS_YES =
-WARN_CXXFLAGS_NO =
-OPT_CXXFLAGS_YES = -O
-OPT_CXXFLAGS_NO = -g
-
-STATIC_LDFLAGS_YES= -Bstatic
-STATIC_LDFLAGS_NO=
-STATIC_LDLIBS_YES= -Bdynamic
-STATIC_LDLIBS_NO=
-
-SHRLIB_LDFLAGS = -shared
-LOADABLE_SHRLIB_LDFLAGS = $(SHRLIB_LDFLAGS)
-
-#############  ???????????
-#####ACC_SFLAGS_YES= -non_shared
-#####ACC_SFLAGS_NO= -call_shared
-
diff --git a/configure/os/CONFIG.sun4-68k.Common b/configure/os/CONFIG.sun4-68k.Common
deleted file mode 100644
index 70945e118..000000000
--- a/configure/os/CONFIG.sun4-68k.Common
+++ /dev/null
@@ -1,14 +0,0 @@
-# CONFIG.sun4-68k.Common
-#
-# $Id$
-# This file is maintained by the build community.
-#
-# Definitions for sun4-68k host archs
-# Sites may override these definitions in CONFIG_SITE.sun4-68k.Common
-#-------------------------------------------------------
-
-#Include definitions common to unix hosts
-include $(CONFIG)/os/CONFIG.UnixCommon.Common
-
-WIND_HOST_TYPE = sun4-sunos4
-
diff --git a/configure/os/CONFIG.sun4-68k.sun4-68k b/configure/os/CONFIG.sun4-68k.sun4-68k
deleted file mode 100644
index b05451b42..000000000
--- a/configure/os/CONFIG.sun4-68k.sun4-68k
+++ /dev/null
@@ -1,49 +0,0 @@
-# CONFIG.sun4-68k.sun4-68k
-#
-# $Id$
-# This file is maintained by the build community.
-#
-# Definitions for sun4-68k target arch when host arch is sun4-68k
-# Sites may override these definitions in CONFIG_SITE.sun4-68k.sun4-68k
-#-------------------------------------------------------
-
-# Include definitions common to all Unix target archs
-include $(CONFIG)/os/CONFIG.common.UnixCommon
-
-OS_CLASS = sun4
-ARCH_CLASS = 68k
-
-CC = cc
-CCC = CC
-CPP = $(CC) -E
-RANLIB = ranlib -t
-AR = $(CCC) -xar -o
-LD = ld -r
-
-# Configure OS vendor C compilers
-CONFORM_CFLAGS_ANSI = -Xa
-CONFORM_CFLAGS_STRICT = -Xc
-CONFORM_CFLAGS_TRAD = -Xs
-CODE_CFLAGS = -pic
-WARN_CFLAGS_YES = -vc
-WARN_CFLAGS_NO = -w
-OPT_CFLAGS_YES = -O
-OPT_CFLAGS_NO = -g
-
-CONFORM_CXXFLAGS_NORMAL =
-CONFORM_CXXFLAGS_STRICT =
-CONFORM_CXXFLAGS_TRAD = 
-CODE_CXXFLAGS = -pic
-WARN_CXXFLAGS_YES =
-WARN_CXXFLAGS_NO = -w
-OPT_CXXFLAGS_YES = -O
-OPT_CXXFLAGS_NO = -g
-
-STATIC_LDFLAGS_YES= -Bstatic
-STATIC_LDFLAGS_NO=
-STATIC_LDLIBS_YES= -Bdynamic
-STATIC_LDLIBS_NO=
-
-SHRLIB_LDFLAGS = -assert pure-text -h $@
-LOADABLE_SHRLIB_LDFLAGS = -assert pure-text -h $@
-