diff --git a/lib/libmagic/Makefile b/lib/libmagic/Makefile
index 522574f28e79..73064b68a9a8 100644
--- a/lib/libmagic/Makefile
+++ b/lib/libmagic/Makefile
@@ -37,7 +37,7 @@ MAGFILES=	${CONTRDIR}/magic/Header \
 magic: ${MAGFILES}
 	cat ${.ALLSRC:O} > ${.TARGET}
 
-magic.mgc: mkmagic magic
+magic.mgc: magic
 	${BTOOLSPATH:U.}/mkmagic magic
 
 .if ${MACHINE} == "host" || ${MK_DIRDEPS_BUILD} == "no"
@@ -51,6 +51,8 @@ mkmagic: apprentice.c cdf_time.c encoding.c funcs.c magic.c print.c ${INCS} ${BU
 .endif
 .if ${MK_DIRDEPS_BUILD} == "yes"
 BTOOLSPATH= ${HOST_OBJTOP}/${RELDIR}
+.else
+magic.mgc: mkmagic
 .endif
 
 FILEVER!= awk '$$1 == "\#define" && $$2 == "VERSION" { print $$3; exit }' \
diff --git a/lib/libpmc/Makefile b/lib/libpmc/Makefile
index 93beaa500c79..26f5a3706387 100644
--- a/lib/libpmc/Makefile
+++ b/lib/libpmc/Makefile
@@ -20,7 +20,7 @@ EVENT_ARCH="powerpc"
 
 .if ${MK_DIRDEPS_BUILD} == "yes"
 # avoid circular dependency
-CFLAGS+= -I${RELDIR:H}/libpmcstat
+CFLAGS+= -I${SRCTOP}/${RELDIR:H}/libpmcstat
 GENDIRDEPS_FILTER+= N${RELDIR:H}/libpmcstat
 JEVENTS?= ${HOST_OBJTOP}/${RELDIR}/pmu-events/jevents
 .else
diff --git a/share/mk/local.dirdeps.mk b/share/mk/local.dirdeps.mk
index cb01719c6045..b0f6bfd6127a 100644
--- a/share/mk/local.dirdeps.mk
+++ b/share/mk/local.dirdeps.mk
@@ -222,7 +222,7 @@ DIRDEPS += targets/pseudo/stage
 .endif
 
 # this one is too pervasive
-.if ${MK_BSD_CRTBEGIN} == "no" && ${DEP_RELDIR} != "gnu/lib/csu"
+.if ${MK_BSD_CRTBEGIN} == "no" && ${DEP_RELDIR:N.:Ngnu/lib/csu:Ninclude*:Ntargets/*} != ""
 DIRDEPS+= gnu/lib/csu
 .endif