diff --git a/src/unix/fs.c b/src/unix/fs.c
index a11e99a2..1957fc14 100644
--- a/src/unix/fs.c
+++ b/src/unix/fs.c
@@ -119,14 +119,17 @@ static ssize_t uv__fs_futime(uv_fs_t* req) {
   ts[1].tv_sec  = req->mtime;
   ts[1].tv_nsec = (unsigned long)(req->mtime * 1000000) % 1000000 * 1000;
   return uv__utimesat(req->file, NULL, ts, 0);
-#elif HAVE_FUTIMES
+#elif defined(__APPLE__)                                                      \
+    || defined(__DragonFly__)                                                 \
+    || defined(__FreeBSD__)                                                   \
+    || defined(__sun)
   struct timeval tv[2];
   tv[0].tv_sec  = req->atime;
   tv[0].tv_usec = (unsigned long)(req->atime * 1000000) % 1000000;
   tv[1].tv_sec  = req->mtime;
   tv[1].tv_usec = (unsigned long)(req->mtime * 1000000) % 1000000;
   return futimes(req->file, tv);
-#else /* !HAVE_FUTIMES */
+#else
   errno = ENOSYS;
   return -1;
 #endif
diff --git a/src/unix/internal.h b/src/unix/internal.h
index 4369cd40..60544618 100644
--- a/src/unix/internal.h
+++ b/src/unix/internal.h
@@ -31,13 +31,10 @@
 # define inline __inline
 #endif
 
-#undef HAVE_FUTIMES
-#undef HAVE_KQUEUE
 #undef HAVE_PORTS_FS
 
 #if __linux__
 # include "linux/syscalls.h"
-# define HAVE_FUTIMES 1 /* emulated with utimesat() */
 #endif /* __linux__ */
 
 #if defined(__sun)
@@ -46,22 +43,9 @@
 # ifdef PORT_SOURCE_FILE
 #  define HAVE_PORTS_FS 1
 # endif
-# define HAVE_FUTIMES 1
 # define futimes(fd, tv) futimesat(fd, (void*)0, tv)
 #endif /* __sun */
 
-#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__sun)
-# define HAVE_FUTIMES 1
-#endif
-
-/* FIXME exact copy of the #ifdef guard in uv-unix.h */
-#if defined(__APPLE__)  \
-  || defined(__FreeBSD__) \
-  || defined(__OpenBSD__) \
-  || defined(__NetBSD__)
-# define HAVE_KQUEUE 1
-#endif
-
 #if defined(__APPLE__) && !TARGET_OS_IPHONE
 # include <CoreServices/CoreServices.h>
 #endif