Make compilation on DragonFly work
diff --git a/library/net.c b/library/net.c
index 0bc2f68..be4be5e 100644
--- a/library/net.c
+++ b/library/net.c
@@ -78,7 +78,7 @@
 #include <errno.h>
 
 #if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__NetBSD__) ||  \
-    defined(__DragonflyBSD__)
+    defined(__DragonFly__)
 #include <sys/endian.h>
 #elif defined(__APPLE__) || defined(HAVE_MACHINE_ENDIAN_H) ||   \
       defined(EFIX64) || defined(EFI32)