diff --git a/mk/exec-env/bsdapp/rte.vars.mk b/mk/exec-env/bsdapp/rte.vars.mk
index aed0e18..47a673e 100644
--- a/mk/exec-env/bsdapp/rte.vars.mk
+++ b/mk/exec-env/bsdapp/rte.vars.mk
@@ -39,7 +39,7 @@
 #
 # examples for RTE_EXEC_ENV: linuxapp, bsdapp
 #
-ifeq ($(RTE_BUILD_SHARED_LIB),y)
+ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
 EXECENV_CFLAGS  = -pthread -fPIC
 else
 EXECENV_CFLAGS  = -pthread
@@ -49,7 +49,7 @@ EXECENV_LDFLAGS =
 EXECENV_LDLIBS  = -lexecinfo
 EXECENV_ASFLAGS =
 
-ifeq ($(RTE_BUILD_SHARED_LIB),y)
+ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
 EXECENV_LDLIBS += -lgcc_s
 endif
 
diff --git a/mk/exec-env/linuxapp/rte.vars.mk b/mk/exec-env/linuxapp/rte.vars.mk
index e5af318..5fd7d85 100644
--- a/mk/exec-env/linuxapp/rte.vars.mk
+++ b/mk/exec-env/linuxapp/rte.vars.mk
@@ -39,7 +39,7 @@
 #
 # examples for RTE_EXEC_ENV: linuxapp, bsdapp
 #
-ifeq ($(RTE_BUILD_SHARED_LIB),y)
+ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
 EXECENV_CFLAGS  = -pthread -fPIC
 else
 EXECENV_CFLAGS  = -pthread
@@ -51,7 +51,7 @@ EXECENV_LDFLAGS = --no-as-needed
 EXECENV_LDLIBS  = -lrt -lm
 EXECENV_ASFLAGS =
 
-ifeq ($(RTE_BUILD_SHARED_LIB),y)
+ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
 EXECENV_LDLIBS += -lgcc_s
 endif
 
diff --git a/mk/rte.lib.mk b/mk/rte.lib.mk
index 25aa989..fff62a7 100644
--- a/mk/rte.lib.mk
+++ b/mk/rte.lib.mk
@@ -37,7 +37,7 @@ include $(RTE_SDK)/mk/internal/rte.depdirs-pre.mk
 
 # VPATH contains at least SRCDIR
 VPATH += $(SRCDIR)
-ifeq ($(RTE_BUILD_SHARED_LIB),y)
+ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
 
 LIB := $(patsubst %.a,%.so.$(LIBABIVER),$(LIB))
 CPU_LDFLAGS += --version-script=$(SRCDIR)/$(EXPORT_MAP)
@@ -87,7 +87,7 @@ O_TO_S_DO = @set -e; \
 	$(O_TO_S) && \
 	echo $(O_TO_S_CMD) > $(call exe2cmd,$(@))
 
-ifeq ($(RTE_BUILD_SHARED_LIB),n)
+ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),n)
 O_TO_C = $(AR) crus $(LIB_ONE) $(OBJS-y)
 O_TO_C_STR = $(subst ','\'',$(O_TO_C)) #'# fix syntax highlight
 O_TO_C_DISP = $(if $(V),"$(O_TO_C_STR)","  AR_C $(@)")
@@ -110,7 +110,7 @@ lib_dir = [ -d $(RTE_OUTPUT)/lib ] || mkdir -p $(RTE_OUTPUT)/lib;
 #
 # Archive objects in .a file if needed
 #
-ifeq ($(RTE_BUILD_SHARED_LIB),y)
+ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
 $(LIB): $(OBJS-y) $(DEP_$(LIB)) FORCE
 ifeq ($(LIBABIVER),)
 	@echo "Must Specify a $(LIB) ABI version"
@@ -130,7 +130,7 @@ endif
 		$(depfile_newer)),\
 		$(O_TO_S_DO))
 
-ifeq ($(RTE_BUILD_COMBINE_LIBS),y)
+ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),y)
 	$(if $(or \
         $(file_missing),\
         $(call cmdline_changed,$(O_TO_C_STR)),\
@@ -153,7 +153,7 @@ $(LIB): $(OBJS-y) $(DEP_$(LIB)) FORCE
 	    $(depfile_missing),\
 	    $(depfile_newer)),\
 	    $(O_TO_A_DO))
-ifeq ($(RTE_BUILD_COMBINE_LIBS),y)
+ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),y)
 	$(if $(or \
         $(file_missing),\
         $(call cmdline_changed,$(O_TO_C_STR)),\
@@ -171,7 +171,7 @@ $(RTE_OUTPUT)/lib/$(LIB): $(LIB)
 	@echo "  INSTALL-LIB $(LIB)"
 	@[ -d $(RTE_OUTPUT)/lib ] || mkdir -p $(RTE_OUTPUT)/lib
 	$(Q)cp -f $(LIB) $(RTE_OUTPUT)/lib
-ifeq ($(RTE_BUILD_SHARED_LIB),y)
+ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
 	$(Q)ln -s -f $< $(RTE_OUTPUT)/lib/$(LIBSONAME)
 endif
 
diff --git a/mk/rte.sdkbuild.mk b/mk/rte.sdkbuild.mk
index 352f738..38ec7bd 100644
--- a/mk/rte.sdkbuild.mk
+++ b/mk/rte.sdkbuild.mk
@@ -93,7 +93,7 @@ $(ROOTDIRS-y):
 	@[ -d $(BUILDDIR)/$@ ] || mkdir -p $(BUILDDIR)/$@
 	@echo "== Build $@"
 	$(Q)$(MAKE) S=$@ -f $(RTE_SRCDIR)/$@/Makefile -C $(BUILDDIR)/$@ all
-	@if [ $@ = drivers -a $(RTE_BUILD_COMBINE_LIBS) = y ]; then \
+	@if [ $@ = drivers -a $(CONFIG_RTE_BUILD_COMBINE_LIBS) = y ]; then \
 		$(MAKE) -f $(RTE_SDK)/lib/Makefile sharelib; \
 	fi
 
diff --git a/mk/rte.sharelib.mk b/mk/rte.sharelib.mk
index de53558..7bb7219 100644
--- a/mk/rte.sharelib.mk
+++ b/mk/rte.sharelib.mk
@@ -34,8 +34,8 @@ include $(RTE_SDK)/mk/internal/rte.build-pre.mk
 # VPATH contains at least SRCDIR
 VPATH += $(SRCDIR)
 
-ifeq ($(RTE_BUILD_COMBINE_LIBS),y)
-ifeq ($(RTE_BUILD_SHARED_LIB),y)
+ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),y)
+ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
 LIB_ONE := lib$(RTE_LIBNAME).so
 else
 LIB_ONE := lib$(RTE_LIBNAME).a
@@ -75,8 +75,8 @@ O_TO_A_DO = @set -e; \
 # Archive objects to share library
 #
 
-ifeq ($(RTE_BUILD_COMBINE_LIBS),y)
-ifeq ($(RTE_BUILD_SHARED_LIB),y)
+ifeq ($(CONFIG_RTE_BUILD_COMBINE_LIBS),y)
+ifeq ($(CONFIG_RTE_BUILD_SHARED_LIB),y)
 $(LIB_ONE): FORCE
 	@[ -d $(dir $@) ] || mkdir -p $(dir $@)
 	$(O_TO_S_DO)
diff --git a/mk/rte.vars.mk b/mk/rte.vars.mk
index d2f01b6..0469064 100644
--- a/mk/rte.vars.mk
+++ b/mk/rte.vars.mk
@@ -63,14 +63,6 @@ ifneq ($(BUILDING_RTE_SDK),)
   RTE_TOOLCHAIN := $(CONFIG_RTE_TOOLCHAIN:"%"=%)
   RTE_TARGET := $(RTE_ARCH)-$(RTE_MACHINE)-$(RTE_EXEC_ENV)-$(RTE_TOOLCHAIN)
   RTE_SDK_BIN := $(RTE_OUTPUT)
-  RTE_BUILD_SHARED_LIB := $(CONFIG_RTE_BUILD_SHARED_LIB:"%"=%)
-  ifeq ($(RTE_BUILD_SHARED_LIB),)
-    RTE_BUILD_SHARED_LIB := n
-  endif
-  RTE_BUILD_COMBINE_LIBS := $(CONFIG_RTE_BUILD_COMBINE_LIBS:"%"=%)
-  ifeq ($(RTE_BUILD_COMBINE_LIBS),)
-    RTE_BUILD_COMBINE_LIBS := n
-  endif
 endif
 
 RTE_LIBNAME := $(CONFIG_RTE_LIBNAME:"%"=%)
