1 files changed, 2 insertions, 0 deletions
diff --git a/time64.c b/time64.c
index 3ac6707393..c357ce1a6c 100644
--- a/time64.c
+++ b/time64.c
@@ -332,6 +332,7 @@ void copy_big_TM_to_little_tm(const struct TM *src, struct tm *dest) {
 
 /* Simulate localtime_r() to the best of our ability */
 struct tm * fake_localtime_r(const time_t *clock, struct tm *result) {
+    dTHX;    /* in case the following is defined as Perl_my_localtime(aTHX_ ...) */
     const struct tm *static_result = localtime(clock);
 
     assert(result != NULL);
@@ -349,6 +350,7 @@ struct tm * fake_localtime_r(const time_t *clock, struct tm *result) {
 
 /* Simulate gmtime_r() to the best of our ability */
 struct tm * fake_gmtime_r(const time_t *clock, struct tm *result) {
+    dTHX;    /* in case the following is defined as Perl_my_gmtime(aTHX_ ...) */
     const struct tm *static_result = gmtime(clock);
 
     assert(result != NULL);