Index: share/mk/bsd.lib.mk
===================================================================
--- share/mk/bsd.lib.mk
+++ share/mk/bsd.lib.mk
@@ -79,11 +79,16 @@
 .if ${MK_BIND_NOW} != "no"
 LDFLAGS+= -Wl,-znow
 .endif
+.if ${LINKER_FEATURES:Mrelro}
 .if ${MK_RELRO} == "no"
 LDFLAGS+= -Wl,-znorelro
 .else
 LDFLAGS+= -Wl,-zrelro
 .endif
+.else
+.warning Linker does not support relro/norelro, option ignored
+.endif
+.endif
 .if ${MK_RETPOLINE} != "no"
 .if ${COMPILER_FEATURES:Mretpoline} && ${LINKER_FEATURES:Mretpoline}
 CFLAGS+= -mretpoline
Index: share/mk/bsd.linker.mk
===================================================================
--- share/mk/bsd.linker.mk
+++ share/mk/bsd.linker.mk
@@ -13,6 +13,7 @@
 # linker support for that feature:
 #
 # - build-id:  support for generating a Build-ID note
+# - relro:     Relocation Read-Only
 # - retpoline: support for generating PLT with retpoline speculative
 #              execution vulnerability mitigation
 #
@@ -112,6 +113,9 @@
 .endif
 .if ${${X_}LINKER_TYPE} == "lld" && ${${X_}LINKER_VERSION} >= 90000
 ${X_}LINKER_FEATURES+=	ifunc-noplt
+.if ${${X_}LINKER_TYPE} == "lld" || ${${X_}LINKER_TYPE} == "bfd"
+${X_}LINKER_FEATURES+=	relro
+.endif
 .endif
 .endif
 .else
Index: share/mk/bsd.prog.mk
===================================================================
--- share/mk/bsd.prog.mk
+++ share/mk/bsd.prog.mk
@@ -41,11 +41,15 @@
 .if ${MK_BIND_NOW} != "no"
 LDFLAGS+= -Wl,-znow
 .endif
+.if ${LINKER_FEATURES:Mrelro}
 .if ${MK_RELRO} == "no"
 LDFLAGS+= -Wl,-znorelro
 .else
 LDFLAGS+= -Wl,-zrelro
 .endif
+.else
+.warning Linker does not support relro/norelro, option ignored
+.endif
 .if ${MK_PIE} != "no"
 # Static PIE is not yet supported/tested.
 .if !defined(NO_SHARED) || ${NO_SHARED:tl} == "no"