--- /dev/null
+diff --git a/gnulib/fsusage.h b/gnulib/fsusage.h
+index bb2d86f..b3deefc 100644
+--- a/gnulib/fsusage.h
++++ b/gnulib/fsusage.h
+@@ -22,7 +22,6 @@
+ # define FSUSAGE_H_
+
+ # include <stdint.h>
+-# include <stdbool.h>
+
+ struct fs_usage
+ {
+@@ -30,7 +29,7 @@ struct fs_usage
+ uintmax_t fsu_blocks; /* Total blocks. */
+ uintmax_t fsu_bfree; /* Free blocks available to superuser. */
+ uintmax_t fsu_bavail; /* Free blocks available to non-superuser. */
+- bool fsu_bavail_top_bit_set; /* 1 if fsu_bavail represents a value < 0. */
++ int fsu_bavail_top_bit_set; /* 1 if fsu_bavail represents a value < 0. */
+ uintmax_t fsu_files; /* Total file nodes. */
+ uintmax_t fsu_ffree; /* Free file nodes. */
+ };