diff --git a/posix.mak b/posix.mak
index 0b1401c679..1f3c818b56 100644
--- a/posix.mak
+++ b/posix.mak
@@ -32,6 +32,8 @@ IMPDIR=import
 OPTIONAL_PIC:=$(if $(PIC),-fPIC,)
 OPTIONAL_COVERAGE:=$(if $(TEST_COVERAGE),-cov,)
 
+export OPTIONAL_PIC
+
 ifeq (osx,$(OS))
 	DOTDLL:=.dylib
 	DOTLIB:=.a
diff --git a/test/common.mak b/test/common.mak
index 9af6465951..5acc88d0c9 100644
--- a/test/common.mak
+++ b/test/common.mak
@@ -18,7 +18,9 @@ ifneq (default,$(MODEL))
 	MODEL_FLAG:=-m$(MODEL)
 endif
 CFLAGS:=$(MODEL_FLAG) -Wall
-DFLAGS:=$(MODEL_FLAG) -w -I../../src -I../../import -I$(SRC) -defaultlib= -debuglib=
+DFLAGS:=$(MODEL_FLAG) -dip1000 -w -I../../src -I../../import -I$(SRC) -defaultlib= -debuglib= \
+	$(OPTIONAL_PIC)
+
 # LINK_SHARED may be set by importing makefile
 DFLAGS+=$(if $(LINK_SHARED),-L$(DRUNTIMESO),-L$(DRUNTIME))
 ifeq ($(BUILD),debug)