--- rocksdb/env/env_posix.cc.orig	2017-05-31 17:15:16.000000000 +0200
+++ rocksdb/env/env_posix.cc	2017-05-31 17:20:59.000000000 +0200
@@ -159,7 +159,7 @@
 #ifdef ROCKSDB_LITE
       return Status::IOError(fname, "Direct I/O not supported in RocksDB lite");
 #endif  // !ROCKSDB_LITE
-#if !defined(OS_MACOSX) && !defined(OS_OPENBSD)
+#if !defined(OS_MACOSX) && !defined(OS_OPENBSD) && !defined(OS_SOLARIS)
       flags |= O_DIRECT;
 #endif
     }
@@ -206,7 +206,7 @@
 #ifdef ROCKSDB_LITE
       return Status::IOError(fname, "Direct I/O not supported in RocksDB lite");
 #endif  // !ROCKSDB_LITE
-#if !defined(OS_MACOSX) && !defined(OS_OPENBSD)
+#if !defined(OS_MACOSX) && !defined(OS_OPENBSD) && !defined(OS_SOLARIS)
       flags |= O_DIRECT;
       TEST_SYNC_POINT_CALLBACK("NewRandomAccessFile:O_DIRECT", &flags);
 #endif
@@ -272,7 +272,7 @@
       return Status::IOError(fname, "Direct I/O not supported in RocksDB lite");
 #endif  // ROCKSDB_LITE
       flags |= O_WRONLY;
-#if !defined(OS_MACOSX) && !defined(OS_OPENBSD)
+#if !defined(OS_MACOSX) && !defined(OS_OPENBSD) && !defined(OS_SOLARIS)
       flags |= O_DIRECT;
 #endif
       TEST_SYNC_POINT_CALLBACK("NewWritableFile:O_DIRECT", &flags);
@@ -351,7 +351,7 @@
       return Status::IOError(fname, "Direct I/O not supported in RocksDB lite");
 #endif  // !ROCKSDB_LITE
       flags |= O_WRONLY;
-#if !defined(OS_MACOSX) && !defined(OS_OPENBSD)
+#if !defined(OS_MACOSX) && !defined(OS_OPENBSD) && !defined(OS_SOLARIS)
       flags |= O_DIRECT;
 #endif
       TEST_SYNC_POINT_CALLBACK("NewWritableFile:O_DIRECT", &flags);