--- ./dnstop.c.orig
+++ ./dnstop.c
@@ -69,7 +69,7 @@
 #define ETHERTYPE_IPV6 0x86DD
 #endif
 
-#if defined(__linux__) || defined(__GLIBC__) || defined(__GNU__)
+#if defined(__GLIBC__) || defined(__GNU__)
 #define uh_dport dest
 #define uh_sport source
 #endif