diff --git a/share/mk/bsd.files.mk b/share/mk/bsd.files.mk
--- a/share/mk/bsd.files.mk
+++ b/share/mk/bsd.files.mk
@@ -116,7 +116,7 @@
 
 installfiles-${group}: _${group}INS_${file}
 _${group}INS_${file}: ${file} installdirs-${_${group}DIR_${file}}
-	${INSTALL} ${${group}TAG_ARGS} -o ${${group}OWN_${file}} \
+	${INSTALL} -C ${${group}TAG_ARGS} -o ${${group}OWN_${file}} \
 	    -g ${${group}GRP_${file}} -m ${${group}MODE_${file}} \
 	    ${.ALLSRC:Ninstalldirs-*} ${${group}PREFIX_${file}}/${${group}NAME_${file}}
 .endfor # file in ${${group}}
diff --git a/share/mk/bsd.lib.mk b/share/mk/bsd.lib.mk
--- a/share/mk/bsd.lib.mk
+++ b/share/mk/bsd.lib.mk
@@ -444,6 +444,7 @@
 
 .if !target(install)
 
+INSTALLFLAGS+= -C
 .if defined(PRECIOUSLIB)
 .if !defined(NO_FSCHG)
 SHLINSTALLFLAGS+= -fschg
@@ -494,10 +495,10 @@
 .ORDER: beforeinstall _libinstall
 _libinstall:
 .if defined(LIB) && !empty(LIB) && ${MK_INSTALLLIB} != "no"
-	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},dev} -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
+	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},dev} -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
 	    ${_INSTALLFLAGS} lib${LIB_PRIVATE}${LIB}${_STATICLIB_SUFFIX}.a ${DESTDIR}${_LIBDIR}/
 .if ${MK_PROFILE} != "no"
-	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},dev} -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
+	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},dev} -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
 	    ${_INSTALLFLAGS} lib${LIB_PRIVATE}${LIB}_p.a ${DESTDIR}${_LIBDIR}/
 .endif
 .endif
@@ -515,7 +516,7 @@
 .endif
 .if defined(SHLIB_LINK)
 .if commands(${SHLIB_LINK:R}.ld)
-	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},dev} -S -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
+	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},dev} -S -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
 	    ${_INSTALLFLAGS} ${SHLIB_LINK:R}.ld \
 	    ${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
 .for _SHLIB_LINK_LINK in ${SHLIB_LDSCRIPT_LINKS}