diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index fab78d407b..faf5a5c193 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -678,6 +678,9 @@ Release 2.8.0 - UNRELEASED
     HADOOP-12045. Enable LocalFileSystem#setTimes to change atime.
     (Kazuho Fujii via cnauroth)
 
+    HADOOP-11974. Fix FIONREAD #include on Solaris (Alan Burlison via Colin P.
+    McCabe)
+
   OPTIMIZATIONS
 
     HADOOP-11785. Reduce the number of listStatus operation in distcp
diff --git a/hadoop-common-project/hadoop-common/src/main/native/src/org/apache/hadoop/net/unix/DomainSocket.c b/hadoop-common-project/hadoop-common/src/main/native/src/org/apache/hadoop/net/unix/DomainSocket.c
index a3f27ee4d0..e658d8f67e 100644
--- a/hadoop-common-project/hadoop-common/src/main/native/src/org/apache/hadoop/net/unix/DomainSocket.c
+++ b/hadoop-common-project/hadoop-common/src/main/native/src/org/apache/hadoop/net/unix/DomainSocket.c
@@ -31,7 +31,14 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <sys/ioctl.h> /* for FIONREAD */
+
+/* For FIONREAD */
+#if defined(__sun)
+#include <sys/filio.h>
+#else
+#include <sys/ioctl.h>
+#endif
+
 #include <sys/socket.h>
 #include <sys/stat.h>
 #include <sys/types.h>