Index: head/sys/conf/kmod.mk
===================================================================
--- head/sys/conf/kmod.mk
+++ head/sys/conf/kmod.mk
@@ -215,7 +215,7 @@
 PROG=	${KMOD}.ko
 .endif
 
-.if !defined(DEBUG_FLAGS)
+.if !defined(DEBUG_FLAGS) || ${MK_KERNEL_SYMBOLS} == "no"
 FULLPROG=	${PROG}
 .else
 FULLPROG=	${PROG}.full
@@ -319,7 +319,7 @@
 
 CLEANFILES+= ${PROG} ${KMOD}.kld ${OBJS}
 
-.if defined(DEBUG_FLAGS)
+.if defined(DEBUG_FLAGS) && ${MK_KERNEL_SYMBOLS} != "no"
 CLEANFILES+= ${FULLPROG} ${PROG}.debug
 .endif