$NetBSD: patch-Makefile,v 1.2 2022/11/05 16:16:21 pin Exp $

Do not build compatibility for functions
already supported on target platforms.

--- Makefile.orig	2022-10-22 13:31:21.000000000 +0000
+++ Makefile
@@ -2,6 +2,7 @@ CFLAGS?=-Wall -O2
 CPPFLAGS=-include src/liboutils/outils.h -isystem src/liboutils/include -Isrc/bin/md5 -D_GNU_SOURCE -D_DEFAULT_SOURCE -DNO_UTIL -D_PATH_INCLUDE="\"-I$(PREFIX)/share/calendar\""
 LDFLAGS=-Wl,--as-needed
 LIBS=-lm
+UNAME_S := $(shell uname -s)
 
 ALL=src/usr.bin/apply/apply src/usr.bin/jot/jot src/usr.bin/lam/lam src/usr.bin/lndir/lndir src/bin/md5/md5 src/usr.bin/rs/rs src/usr.bin/signify/signify src/usr.bin/ts/ts src/usr.bin/calendar/calendar src/usr.bin/vis/vis src/usr.bin/unvis/unvis src/usr.bin/what/what src/usr.sbin/rdate/rdate 
 all: $(ALL)
@@ -21,8 +22,20 @@ src/bin/md5/md5: src/bin/md5/md5.o src/b
 
 src/usr.bin/rs/rs: src/usr.bin/rs/rs.o src/usr.bin/rs/utf8.o src/liboutils/pledge.o src/liboutils/strtonum.o src/liboutils/reallocarray.o
 
+ifeq ($(UNAME_S),NetBSD)
+
+src/usr.bin/signify/signify: src/usr.bin/signify/signify.o src/usr.bin/signify/crypto_api.o src/usr.bin/signify/fe25519.o src/usr.bin/signify/mod_ed25519.o src/usr.bin/signify/mod_ge25519.o src/usr.bin/signify/sc25519.o src/usr.bin/signify/zsig.o src/liboutils/pledge.o src/liboutils/explicit_bzero.o src/liboutils/ohash.o src/liboutils/readpassphrase.o src/liboutils/sha2.o src/liboutils/sha256hl.o src/liboutils/sha512_256hl.o src/liboutils/sha512hl.o src/liboutils/timingsafe_bcmp.o src/liboutils/bcrypt_pbkdf.o src/liboutils/blowfish.o src/liboutils/freezero.o
+
+else ifeq ($(UNAME_S),SunOS)
+
+src/usr.bin/signify/signify: src/usr.bin/signify/signify.o src/usr.bin/signify/crypto_api.o src/usr.bin/signify/fe25519.o src/usr.bin/signify/mod_ed25519.o src/usr.bin/signify/mod_ge25519.o src/usr.bin/signify/sc25519.o src/usr.bin/signify/zsig.o src/liboutils/pledge.o src/liboutils/ohash.o src/liboutils/readpassphrase.o src/liboutils/sha2.o src/liboutils/sha256hl.o src/liboutils/sha512_256hl.o src/liboutils/sha512hl.o src/liboutils/timingsafe_bcmp.o src/liboutils/bcrypt_pbkdf.o src/liboutils/blowfish.o
+
+else
+
 src/usr.bin/signify/signify: src/usr.bin/signify/signify.o src/usr.bin/signify/crypto_api.o src/usr.bin/signify/fe25519.o src/usr.bin/signify/mod_ed25519.o src/usr.bin/signify/mod_ge25519.o src/usr.bin/signify/sc25519.o src/usr.bin/signify/zsig.o src/liboutils/pledge.o src/liboutils/strlcpy.o src/liboutils/base64.o src/liboutils/explicit_bzero.o src/liboutils/ohash.o src/liboutils/arc4random.o src/liboutils/getentropy_linux.o src/liboutils/readpassphrase.o src/liboutils/sha2.o src/liboutils/sha256hl.o src/liboutils/sha512_256hl.o src/liboutils/sha512hl.o src/liboutils/timingsafe_bcmp.o src/liboutils/bcrypt_pbkdf.o src/liboutils/blowfish.o src/liboutils/freezero.o
 
+endif
+
 src/usr.bin/ts/ts: src/usr.bin/ts/ts.o src/liboutils/strlcpy.o src/liboutils/pledge.o
 
 src/usr.bin/calendar/calendar: src/usr.bin/calendar/calendar.o src/usr.bin/calendar/day.o src/usr.bin/calendar/io.o src/usr.bin/calendar/ostern.o src/usr.bin/calendar/paskha.o src/usr.bin/calendar/pesach.o src/liboutils/arc4random_uniform.o src/liboutils/arc4random.o src/liboutils/getentropy_linux.o src/liboutils/explicit_bzero.o src/liboutils/pledge.o src/liboutils/sha2.o src/liboutils/strtonum.o