#undef LOCK_API
-#if HAVE_LOCKF && defined(F_LOCK)
+#if defined(HAVE_LOCKF) && defined(F_LOCK)
# define USE_LOCKF 1
# define LOCK_API "lockf"
#endif
-#if !defined(LOCK_API) && HAVE_FCNTL
+#if !defined(LOCK_API) && defined(HAVE_FCNTL)
# ifdef HAVE_FCNTL_H
# include <fcntl.h>
# endif
# endif
#endif
-#if !defined(LOCK_API) && HAVE_FLOCK
-# if HAVE_SYS_FILE_H
+#if !defined(LOCK_API) && defined(HAVE_FLOCK)
+# ifdef HAVE_SYS_FILE_H
# include <sys/file.h>
# endif
# define USE_FLOCK 1