From 57d9cb50055955a8a7a1b09ca12960b6940a6d57 Mon Sep 17 00:00:00 2001
From: Winston Chang <winston@stdout.org>
Date: Fri, 21 Apr 2023 11:08:05 -0500
Subject: [PATCH 1/3] In C function declarations, use void

---
 src/init.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/init.c b/src/init.c
index 4a74fa93..0e9471e7 100644
--- a/src/init.c
+++ b/src/init.c
@@ -9,22 +9,22 @@ Check these declarations against the C/Fortran source code.
 */
 
 /* .Call calls */
-extern SEXP _later_ensureInitialized();
+extern SEXP _later_ensureInitialized(void);
 extern SEXP _later_execCallbacks(SEXP, SEXP, SEXP);
 extern SEXP _later_idle(SEXP);
 extern SEXP _later_execLater(SEXP, SEXP, SEXP);
 extern SEXP _later_cancel(SEXP, SEXP);
 extern SEXP _later_nextOpSecs(SEXP);
-extern SEXP _later_testCallbackOrdering();
+extern SEXP _later_testCallbackOrdering(void);
 extern SEXP _later_createCallbackRegistry(SEXP, SEXP);
 extern SEXP _later_deleteCallbackRegistry(SEXP);
 extern SEXP _later_existsCallbackRegistry(SEXP);
 extern SEXP _later_notifyRRefDeleted(SEXP);
 extern SEXP _later_setCurrentRegistryId(SEXP);
-extern SEXP _later_getCurrentRegistryId();
+extern SEXP _later_getCurrentRegistryId(void);
 extern SEXP _later_list_queue_(SEXP);
 extern SEXP _later_log_level(SEXP);
-extern SEXP _later_using_ubsan();
+extern SEXP _later_using_ubsan(void);
 
 static const R_CallMethodDef CallEntries[] = {
   {"_later_ensureInitialized",      (DL_FUNC) &_later_ensureInitialized,      0},
@@ -48,7 +48,7 @@ static const R_CallMethodDef CallEntries[] = {
 
 uint64_t execLaterNative(void (*func)(void*), void* data, double secs);
 uint64_t execLaterNative2(void (*func)(void*), void* data, double secs, int loop);
-int apiVersion();
+int apiVersion(void);
 
 void R_init_later(DllInfo *dll)
 {

From 9290a02fc4c9be28c0a793ed9d553d695dfd23e2 Mon Sep 17 00:00:00 2001
From: Winston Chang <winston@stdout.org>
Date: Fri, 21 Apr 2023 11:31:26 -0500
Subject: [PATCH 2/3] Update news

---
 NEWS.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/NEWS.md b/NEWS.md
index eaa12e81..25d8c68b 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,6 +1,6 @@
 # later (development version)
 
-
+* For C function declarations that take no parameters, added `void` parameter. (#172)
 
 # later 1.3.0
 

From 8d2fe15a2f08d17686d99271b3690ed48b3064ee Mon Sep 17 00:00:00 2001
From: Winston Chang <winston@stdout.org>
Date: Fri, 21 Apr 2023 11:32:15 -0500
Subject: [PATCH 3/3] Update roxygen

---
 DESCRIPTION | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/DESCRIPTION b/DESCRIPTION
index 21582d99..64232e09 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -20,7 +20,7 @@ Imports:
     rlang
 LinkingTo: Rcpp
 Roxygen: list(markdown = TRUE)
-RoxygenNote: 7.1.2
+RoxygenNote: 7.2.3
 SystemRequirements: C++11
 Suggests:
     knitr,