diff --git a/src/include/port/BSD44_derived.h b/src/include/port/BSD44_derived.h
index 919b38cffe..4d11f20e90 100644
--- a/src/include/port/BSD44_derived.h
+++ b/src/include/port/BSD44_derived.h
@@ -1,5 +1,10 @@
 #  define USE_POSIX_TIME
-#  define NEED_I386_TAS_ASM
+#  if defined(i386)
+#    define NEED_I386_TAS_ASM
+#  endif
+#  if defined(sparc)
+#    define NEED_SPARC_TAS_ASM
+#  endif
 #  define HAS_TEST_AND_SET
 #  if defined(__mips__)
 /* #    undef HAS_TEST_AND_SET */