restructure fadvise

src/fs_base_fadvise.cpp

@@ -17,7 +17,7 @@
 #include <fcntl.h>
 
 #if _XOPEN_SOURCE >= 600 || _POSIX_C_SOURCE >= 200112L
-# include "fs_fadvise_posix.icpp"
+# include "fs_base_fadvise_posix.icpp"
 #else
-# include "fs_fadvise_unsupported.icpp"
+# include "fs_base_fadvise_unsupported.icpp"
 #endif

src/fs_base_fadvise_posix.icpp

@@ -14,6 +14,8 @@
   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
+#include <fcntl.h>
+
 #include "errno.hpp"
 
 namespace fs

src/fs_clonefile.cpp

@@ -25,6 +25,7 @@
 #include "fs_base_chmod.hpp"
 #include "fs_base_chown.hpp"
 #include "fs_base_close.hpp"
+#include "fs_base_fadvise.hpp"
 #include "fs_base_fallocate.hpp"
 #include "fs_base_lseek.hpp"
 #include "fs_base_mkdir.hpp"
@@ -33,7 +34,6 @@
 #include "fs_base_stat.hpp"
 #include "fs_base_utime.hpp"
 #include "fs_base_write.hpp"
-#include "fs_fadvise.hpp"
 #include "fs_sendfile.hpp"
 #include "fs_xattr.hpp"
 

src/release.cpp

@@ -22,7 +22,7 @@
 #include "errno.hpp"
 #include "fileinfo.hpp"
 #include "fs_base_close.hpp"
-#include "fs_fadvise.hpp"
+#include "fs_base_fadvise.hpp"
 
 static
 int