2 files changed, 5 insertions, 3 deletions
diff --git a/src/supplemental/tls/mbedtls/tls.c b/src/supplemental/tls/mbedtls/tls.c
index 4e846f98..7b959b2b 100644
--- a/src/supplemental/tls/mbedtls/tls.c
+++ b/src/supplemental/tls/mbedtls/tls.c
@@ -751,13 +751,13 @@ nni_tls_ciphersuite_name(nni_tls *tp)
 	return (mbedtls_ssl_get_ciphersuite(&tp->ctx));
 }
 
-int
+bool
 nni_tls_verified(nni_tls *tp)
 {
 	int rv;
 
 	rv = mbedtls_ssl_get_verify_result(&tp->ctx);
-	return (rv ? 1 : 0);
+	return (rv ? true : false);
 }
 
 int
diff --git a/src/supplemental/tls/tls.h b/src/supplemental/tls/tls.h
index 5fde50b4..57b552d7 100644
--- a/src/supplemental/tls/tls.h
+++ b/src/supplemental/tls/tls.h
@@ -11,6 +11,8 @@
 #ifndef NNG_SUPPLEMENTAL_TLS_TLS_H
 #define NNG_SUPPLEMENTAL_TLS_TLS_H
 
+#include <stdbool.h>
+
 // nni_tls represents the context for a single TLS stream.
 typedef struct nni_tls nni_tls;
 
@@ -41,7 +43,7 @@ extern int  nni_tls_peername(nni_tls *, nni_sockaddr *);
 // verify.  (During the handshake phase, the peer is not verified, so this
 // might return false if executed too soon.  The verification status will
 // be accurate once the handshake is finished, however.
-extern int nni_tls_verified(nni_tls *);
+extern bool nni_tls_verified(nni_tls *);
 
 // nni_tls_ciphersuite_name returns the name of the ciphersuite in use.
 extern const char *nni_tls_ciphersuite_name(nni_tls *);