diff --git a/configure/RULES_BUILD b/configure/RULES_BUILD
index bacbafa93..b7469afe5 100644
--- a/configure/RULES_BUILD
+++ b/configure/RULES_BUILD
@@ -227,20 +227,6 @@ endif
 	$(MV) lex.yy.c $@
 
 #state notation language rule
-%.c: ../%.st
-	@echo "preprocessing $*.st"
-	@$(RM) $*.i
-	$(CPP) $(CPPSNCFLAGS) $< > $*.i
-	@echo "converting $*.i"
-	@$(RM) $@
-	$(SNC) $(TARGET_SNCFLAGS) $(SNCFLAGS) $*.i -o $@
-
-%.c:	%.stt
-	@echo "converting $<
-	ln -s $< $*.st
-	$(SNC) $(TARGET_SNCFLAGS) $(SNCFLAGS) $*.st -o $@
-	@$(RM) $*.st
-
 %.cpp: ../%.st
 	@echo "preprocessing $*.st"
 	@$(RM) $*.i
diff --git a/configure/os/CONFIG.Common.RTEMS b/configure/os/CONFIG.Common.RTEMS
index 73fe9f498..0e3d1ca99 100644
--- a/configure/os/CONFIG.Common.RTEMS
+++ b/configure/os/CONFIG.Common.RTEMS
@@ -70,7 +70,6 @@ OP_SYS_LDFLAGS = $(CPU_CFLAGS) -u Init -lCom \
                  $(PROJECT_RELEASE)/lib/no-part.rel \
                  $(PROJECT_RELEASE)/lib/no-signal.rel \
                  $(PROJECT_RELEASE)/lib/no-rtmon.rel
-CPPSNCFLAGS += -x c
 
 #--------------------------------------------------
 # c++ exceptions,  YES or NO
@@ -98,13 +97,6 @@ GCC_CONFORM_CFLAGS_STRICT =
 G++_CONFORM_CFLAGS_STRICT =
 
 #--------------------------------------------------
-# RTEMS uses C++ constructors to register commands/programs (snc +i option)
-%.o: ../%.st
-	@echo "preprocessing $*.st"
-	@$(RM) $*.i
-	$(CPP) $(CPPSNCFLAGS) $< > $*.i
-	@echo "converting $*.i"
-	@$(RM) $*.c
-	$(SNC) +i $(TARGET_SNCFLAGS) $(SNCFLAGS) $*.i
-	@$(RM) $@
-	$(COMPILE.cpp) -x c++ -Wno-deprecated $*.c
+# Use C++ constructors to register commands/programs (snc +i option)
+CPPSNCFLAGS += -x c
+TARGET_SNCFLAGS += +i
diff --git a/configure/os/CONFIG.Common.vxWorksCommon b/configure/os/CONFIG.Common.vxWorksCommon
index 5a22a3b71..54b894f02 100644
--- a/configure/os/CONFIG.Common.vxWorksCommon
+++ b/configure/os/CONFIG.Common.vxWorksCommon
@@ -95,6 +95,23 @@ OSITHREAD_USE_DEFAULT_STACK = NO
 # Link definitions
 LINK.cpp = $(GCC_LD) -o $@ $(LDFLAGS) $(PROD_LD_OBJS) $(PROD_LD_RES) $(LDLIBS)
 
+#--------------------------------------------------
+# Uncomment these lines to, use C to compile SNC output -- all other systems use C++
+##%.c: ../%.st
+##	@echo "preprocessing $*.st"
+##	@$(RM) $*.i
+##	$(CPP) $(CPPSNCFLAGS) $< > $*.i
+##	@echo "converting $*.i"
+##	@$(RM) $@
+##	$(SNC) $(TARGET_SNCFLAGS) $(SNCFLAGS) $*.i -o $@
+##
+##%.c:	%.stt
+##	@echo "converting $<
+##	ln -s $< $*.st
+##	$(SNC) $(TARGET_SNCFLAGS) $(SNCFLAGS) $*.st -o $@
+##	@$(RM) $*.st
+CPPSNCFLAGS += -x c
+
 #--------------------------------------------------
 # Allow site overrides
 -include $(CONFIG)/os/CONFIG_SITE.Common.vxWorksCommon
diff --git a/configure/os/CONFIG.linux-x86.Common b/configure/os/CONFIG.linux-x86.Common
index 644abf181..91185939c 100644
--- a/configure/os/CONFIG.linux-x86.Common
+++ b/configure/os/CONFIG.linux-x86.Common
@@ -11,4 +11,3 @@
 include $(CONFIG)/os/CONFIG.UnixCommon.Common
 
 WIND_HOST_TYPE = i386-linux2
-
diff --git a/configure/os/CONFIG.linux-x86.linux-x86 b/configure/os/CONFIG.linux-x86.linux-x86
index 453e5a6eb..50cb166fe 100644
--- a/configure/os/CONFIG.linux-x86.linux-x86
+++ b/configure/os/CONFIG.linux-x86.linux-x86
@@ -35,3 +35,7 @@ ARCH_DEP_CPPFLAGS += -D_X86_ -Dlinux
 
 ARCH_DEP_LDFLAGS =
 ARCH_DEP_LDLIBS = -lpthread -lreadline -lcurses -lrt
+
+# Use C++ constructors to register commands/programs (snc +i option)
+CPPSNCFLAGS += -x c
+TARGET_SNCFLAGS += +i
diff --git a/configure/os/CONFIG.solaris-sparc.solaris-sparc b/configure/os/CONFIG.solaris-sparc.solaris-sparc
index 6d6c60f9a..552f05606 100644
--- a/configure/os/CONFIG.solaris-sparc.solaris-sparc
+++ b/configure/os/CONFIG.solaris-sparc.solaris-sparc
@@ -62,3 +62,7 @@ RANLIB =
 # required by sun's C++ compiler
 AR = $(CCC) -xar -o
 
+#--------------------------------------------------
+# Use C++ constructors to register commands/programs (snc +i option)
+CPPSNCFLAGS += -x c
+TARGET_SNCFLAGS += +i
diff --git a/configure/os/CONFIG.win32-x86.Common b/configure/os/CONFIG.win32-x86.Common
index 4581c4452..34e4e9a3d 100644
--- a/configure/os/CONFIG.win32-x86.Common
+++ b/configure/os/CONFIG.win32-x86.Common
@@ -20,3 +20,7 @@ OSITHREAD_USE_DEFAULT_STACK = NO
 
 HOSTEXE=.exe
 
+#--------------------------------------------------
+# Use C++ constructors to register commands/programs (snc +i option)
+CPPSNCFLAGS += -x c
+TARGET_SNCFLAGS += +i