diff --git a/src/encrypt.c b/src/encrypt.c
index 6337a4f8..ce3f5cca 100644
--- a/src/encrypt.c
+++ b/src/encrypt.c
@@ -6,7 +6,7 @@
 
 #include "encrypt.h"
 
-#define OFFSET_ROL(p, o) ((u_int64_t)(*(p + o)) << (8 * o))
+#define OFFSET_ROL(p, o) ((uint64_t)(*(p + o)) << (8 * o))
 
 static void md5(const uint8_t *text, uint8_t *digest) {
     md5_state_t state;
diff --git a/src/local.c b/src/local.c
index 672c0451..85c6c2e1 100644
--- a/src/local.c
+++ b/src/local.c
@@ -21,7 +21,7 @@
 #include "config.h"
 #endif
 
-#if defined(HAVE_SYS_IOCTL_H) && defined(HAVE_NET_IF_H)
+#if defined(HAVE_SYS_IOCTL_H) && defined(HAVE_NET_IF_H) && defined(__linux__)
 #include <net/if.h>
 #include <sys/ioctl.h>
 #define SET_INTERFACE
diff --git a/src/server.c b/src/server.c
index 8804cd9e..e6fdfb1c 100644
--- a/src/server.c
+++ b/src/server.c
@@ -21,7 +21,7 @@
 #include "config.h"
 #endif
 
-#if defined(HAVE_SYS_IOCTL_H) && defined(HAVE_NET_IF_H)
+#if defined(HAVE_SYS_IOCTL_H) && defined(HAVE_NET_IF_H) && defined(__linux__)
 #include <net/if.h>
 #include <sys/ioctl.h>
 #define SET_INTERFACE