1 files changed, 4 insertions, 2 deletions
diff --git a/ioexact.h b/ioexact.h
index 6234e8e..c69552b 100644
--- a/ioexact.h
+++ b/ioexact.h
@@ -1,7 +1,9 @@
 #ifndef IOEXACT_H
 #define IOEXACT_H
 
-extern ssize_t read_exact(int fd, void *buf, size_t len, int mayexit);
-extern ssize_t write_exact(int fd, void *buf, size_t len, int mayexit);
+#include <stdbool.h>
+
+extern ssize_t read_exact(int fd, void *buf, size_t len, bool mayexit);
+extern ssize_t write_exact(int fd, void *buf, size_t len, bool mayexit);
 
 #endif /* IOEXACT_H */