diff --git a/configure/CONFIG b/configure/CONFIG
index eb95a2037..4371d4e1a 100644
--- a/configure/CONFIG
+++ b/configure/CONFIG
@@ -14,17 +14,17 @@
 #
 
 ifneq ($(wildcard $(TOP)/configure/CONFIG_BASE_VERSION),)
-EPICS_BASE = $(INSTALL_LOCATION)
-CONFIG = $(TOP)/configure
-BASE_TOP=YES
+  EPICS_BASE = $(INSTALL_LOCATION)
+  CONFIG = $(TOP)/configure
+  BASE_TOP=YES
 else
-CONFIG ?= $(EPICS_BASE)/configure
+  CONFIG ?= $(EPICS_BASE)/configure
 endif
 
 # Provide a default if the user hasn't set EPICS_HOST_ARCH
 ifeq ($(origin EPICS_HOST_ARCH), undefined)
-# NB: Must use a simply expanded variable here for performance:
-EPICS_HOST_ARCH := $(shell $(CONFIG)/../startup/EpicsHostArch.pl)
+  # NB: We use a simply expanded variable here for performance:
+  EPICS_HOST_ARCH := $(shell $(CONFIG)/../startup/EpicsHostArch.pl)
 endif
 #
 
@@ -32,8 +32,8 @@ endif
 -include $(CONFIG)/RELEASE.$(EPICS_HOST_ARCH)
 -include $(CONFIG)/RELEASE.$(EPICS_HOST_ARCH).Common
 ifdef T_A
--include $(CONFIG)/RELEASE.Common.$(T_A)
--include $(CONFIG)/RELEASE.$(EPICS_HOST_ARCH).$(T_A)
+  -include $(CONFIG)/RELEASE.Common.$(T_A)
+  -include $(CONFIG)/RELEASE.$(EPICS_HOST_ARCH).$(T_A)
 endif
 
 include $(CONFIG)/CONFIG_COMMON
@@ -58,60 +58,62 @@ include $(CONFIG)/os/CONFIG.$(EPICS_HOST_ARCH).Common
 
 RELEASE_TOPS := $(shell $(CONVERTRELEASE) -T $(TOP) releaseTops)
 
+
 ifdef T_A
 
-#  Cross compile specific definitions
-#
-ifneq ($(EPICS_HOST_ARCH),$(T_A))
-include $(CONFIG)/CONFIG.CrossCommon
-endif
+  #  Cross compile specific definitions
+  #
+  ifneq ($(EPICS_HOST_ARCH),$(T_A))
+    include $(CONFIG)/CONFIG.CrossCommon
+  endif
 
-#  Target architecture specific definitions
-#
--include $(CONFIG)/os/CONFIG.Common.$(T_A)
+  #  Target architecture specific definitions
+  #
+  -include $(CONFIG)/os/CONFIG.Common.$(T_A)
 
-#  Host-Target architecture specific definitions
-#
--include $(CONFIG)/os/CONFIG.$(EPICS_HOST_ARCH).$(T_A)
+  #  Host-Target architecture specific definitions
+  #
+  -include $(CONFIG)/os/CONFIG.$(EPICS_HOST_ARCH).$(T_A)
 
-#  RELEASE file specific definitions
-#
-ifneq ($(CONFIG),$(TOP)/configure)
--include $(CONFIG)/CONFIG_APP_INCLUDE
-endif
+  #  RELEASE file specific definitions
+  #
+  ifneq ($(CONFIG),$(TOP)/configure)
+    -include $(CONFIG)/CONFIG_APP_INCLUDE
+  endif
+
+  #  Site specific target and host-target definitions
+  #
+  -include $(CONFIG)/os/CONFIG_SITE.Common.$(T_A)
+  -include $(CONFIG)/os/CONFIG_SITE.$(EPICS_HOST_ARCH).$(T_A)
+
+endif # ifdef T_A
 
-#  Site specific target and host-target definitions
-#
--include $(CONFIG)/os/CONFIG_SITE.Common.$(T_A)
--include $(CONFIG)/os/CONFIG_SITE.$(EPICS_HOST_ARCH).$(T_A)
 
 # Include <top>/cfg/CONFIG* definitions from tops defined in RELEASE* files
 #
 ifneq ($(CONFIG),$(TOP)/configure)
-RELEASE_TOPS_REVERSE := $(shell \
-    $(PERL) -e '$$,=" ";print reverse @ARGV' $(RELEASE_TOPS))
-RELEASE_CFG_CONFIGS = $(foreach top, $(RELEASE_TOPS_REVERSE), \
-    $(wildcard $($(top))/cfg/CONFIG*))
-ifneq ($(RELEASE_CFG_CONFIGS),)
-include $(RELEASE_CFG_CONFIGS)
-endif
+  RELEASE_TOPS_REVERSE := $(shell \
+      $(PERL) -e '$$,=" ";print reverse @ARGV' $(RELEASE_TOPS))
+  RELEASE_CFG_CONFIGS = $(foreach top, $(RELEASE_TOPS_REVERSE), \
+      $(wildcard $($(top))/cfg/CONFIG*))
+  ifneq ($(RELEASE_CFG_CONFIGS),)
+    include $(RELEASE_CFG_CONFIGS)
+  endif
 endif
 
 # Include $(INSTALL_CFG)/CONFIG* definitions
 #
 TOP_CFG_CONFIGS = $(wildcard $(INSTALL_CFG)/CONFIG*)
 ifneq ($(TOP_CFG_CONFIGS),)
-include $(TOP_CFG_CONFIGS)
+  include $(TOP_CFG_CONFIGS)
 endif
 
-endif # ifdef T_A
-
 #  User specific definitions
 #
 -include $(HOME)/configure/CONFIG_USER
 -include $(HOME)/configure/CONFIG_USER.$(EPICS_HOST_ARCH)
 ifdef T_A
--include $(HOME)/configure/CONFIG_USER.Common.$(T_A)
--include $(HOME)/configure/CONFIG_USER.$(EPICS_HOST_ARCH).$(T_A)
+  -include $(HOME)/configure/CONFIG_USER.Common.$(T_A)
+  -include $(HOME)/configure/CONFIG_USER.$(EPICS_HOST_ARCH).$(T_A)
 endif
 
diff --git a/src/libCom/osi/os/posix/osdThread.c b/src/libCom/osi/os/posix/osdThread.c
index 632b545f9..57d663faa 100644
--- a/src/libCom/osi/os/posix/osdThread.c
+++ b/src/libCom/osi/os/posix/osdThread.c
@@ -392,20 +392,17 @@ static void once(void)
     osdThreadHooksRunMain(pthreadInfo);
     epicsThreadOnceCalled = 1;
 }
-
+
 static void * start_routine(void *arg)
 {
     epicsThreadOSD *pthreadInfo = (epicsThreadOSD *)arg;
     int status;
-    int oldtype;
     sigset_t blockAllSig;
 
     sigfillset(&blockAllSig);
     pthread_sigmask(SIG_SETMASK,&blockAllSig,NULL);
     status = pthread_setspecific(getpthreadInfo,arg);
     checkStatusQuit(status,"pthread_setspecific","start_routine");
-    status = pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS,&oldtype);
-    checkStatusQuit(status,"pthread_setcanceltype","start_routine");
     status = mutexLock(&listLock);
     checkStatusQuit(status,"pthread_mutex_lock","start_routine");
     ellAdd(&pthreadList,&pthreadInfo->node);