diff --git a/configure.ac b/configure.ac
index 2449887301..341d535235 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2545,6 +2545,15 @@ AS_CASE([$coroutine_type], [yes|''], [
         [aarch64-freebsd*], [
             coroutine_type=arm64
         ],
+        [x86_64-netbsd*], [
+            coroutine_type=amd64
+        ],
+        [i386-netbsd*], [
+            coroutine_type=x86
+        ],
+        [aarch64-netbsd*], [
+            coroutine_type=arm64
+        ],
         [x86_64-openbsd*], [
             coroutine_type=amd64
         ],
diff --git a/random.c b/random.c
index 01796460dd..5663f87be2 100644
--- a/random.c
+++ b/random.c
@@ -44,7 +44,7 @@
 # include <wincrypt.h>
 #endif
 
-#if defined(__OpenBSD__) || defined(__FreeBSD__)
+#if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__)
 /* to define OpenBSD and FreeBSD for version check */
 # include <sys/param.h>
 #endif