diff --git a/lib/libdiff/Makefile b/lib/libdiff/Makefile
--- a/lib/libdiff/Makefile
+++ b/lib/libdiff/Makefile
@@ -8,7 +8,7 @@
 
 SRCS=	diff_atomize_text.c diff_main.c diff_myers.c \
 	diff_patience.c diff_output.c diff_output_plain.c \
-	diff_output_unidiff.c diff_output_edscript.c recallocarray.c
+	diff_output_unidiff.c diff_output_edscript.c
 
 WARNS=
 CFLAGS+= -I${SRCTOP}/contrib/libdiff/compat/include
diff --git a/lib/libfido2/Makefile b/lib/libfido2/Makefile
--- a/lib/libfido2/Makefile
+++ b/lib/libfido2/Makefile
@@ -43,7 +43,6 @@
 SRCS+=	util.c
 
 SRCS+=	openbsd-compat/freezero.c
-SRCS+=	openbsd-compat/recallocarray.c
 
 CFLAGS+= -I ${DIST}/src -I${SRCTOP}/contrib/libcbor/src -I${.CURDIR}/../libcbor
 CFLAGS+= -D_FIDO_INTERNAL
diff --git a/tests/oclo/Makefile b/tests/oclo/Makefile
--- a/tests/oclo/Makefile
+++ b/tests/oclo/Makefile
@@ -5,7 +5,6 @@
 PLAIN_TESTS_C=	oclo oclo_errors ocloexec_verify
 
 SRCS.oclo=	oclo.c
-LIBADD.oclo+=	openbsd
 LIBADD.ocloexec_verify+= util
 
 .include <bsd.test.mk>
diff --git a/usr.bin/mandoc/Makefile b/usr.bin/mandoc/Makefile
--- a/usr.bin/mandoc/Makefile
+++ b/usr.bin/mandoc/Makefile
@@ -60,8 +60,7 @@
 		mandoc_xr.c \
 		msec.c \
 		preconv.c \
-		read.c \
-		compat_recallocarray.c \
+		read.c
 
 HTML_SRCS=	eqn_html.c \
 		html.c \