-pppd_CFLAGS += @OPENSSL_INCLUDES@
-pppd_LDFLAGS += @OPENSSL_LDFLAGS@
-pppd_LIBS += @OPENSSL_LIBS@
+pppd_CPPFLAGS += $(OPENSSL_INCLUDES)
+pppd_LDFLAGS += $(OPENSSL_LDFLAGS)
+
+utest_chap_CPPFLAGS += $(OPENSSL_INCLUDES)
+utest_chap_LDFLAGS += $(OPENSSL_LDFLAGS)
+utest_chap_LDADD = $(OPENSSL_LIBS)
+
+pppd_LIBS += $(OPENSSL_LIBS)