--- kbuild-0.1.9998_pre20171020/src/kmk/Makefile.kmk
+++ kbuild-0.1.9998_pre20171020/src/kmk/Makefile.kmk
@@ -57,7 +57,7 @@
 ifneq ($(KBUILD_TARGET),os2)
  TEMPLATE_BIN-KMK_INCS += glob
 endif
-TEMPLATE_BIN-KMK_LIBS = $(LIB_KUTIL) $(TEMPLATE_BIN-THREADED_LIBS) $(kmkmissing_1_TARGET) $(LIB_KUTIL)
+TEMPLATE_BIN-KMK_LIBS = $(LIB_KUTIL) $(TEMPLATE_BIN-THREADED_LIBS) $(kmkmissing_1_TARGET) $(LIB_KUTIL) pthread
 ifdef ELECTRIC_HEAP # for electric heap (see electric.c) - windows only.
 ifeq ($(KBUILD_TARGET),win)
  TEMPLATE_BIN-KMK_CFLAGS = $(TEMPLATE_BIN-THREADED_CFLAGS) /FI$(kmk_DEFPATH)/electric.h -DELECTRIC_HEAP=1