-sha1-x86_64.s: asm/sha1-x86_64.pl; $(PERL) asm/sha1-x86_64.pl $@
-sha256-x86_64.s:asm/sha512-x86_64.pl; $(PERL) asm/sha512-x86_64.pl $@
-sha512-x86_64.s:asm/sha512-x86_64.pl; $(PERL) asm/sha512-x86_64.pl $@
+sha1-x86_64.s: asm/sha1-x86_64.pl; $(PERL) asm/sha1-x86_64.pl $(PERLASM_SCHEME) > $@
+sha256-x86_64.s:asm/sha512-x86_64.pl; $(PERL) asm/sha512-x86_64.pl $(PERLASM_SCHEME) $@
+sha512-x86_64.s:asm/sha512-x86_64.pl; $(PERL) asm/sha512-x86_64.pl $(PERLASM_SCHEME) $@