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-rw-r--r--build/has/timegm.c9
-rw-r--r--build/header.mk1
2 files changed, 10 insertions, 0 deletions
diff --git a/build/has/timegm.c b/build/has/timegm.c
new file mode 100644
index 0000000..6e2d155
--- /dev/null
+++ b/build/has/timegm.c
@@ -0,0 +1,9 @@
+// Copyright © Tavian Barnes <tavianator@tavianator.com>
+// SPDX-License-Identifier: 0BSD
+
+#include <time.h>
+
+int main(void) {
+ struct tm tm = {0};
+ return (int)timegm(&tm);
+}
diff --git a/build/header.mk b/build/header.mk
index a9157ad..d235fd0 100644
--- a/build/header.mk
+++ b/build/header.mk
@@ -40,6 +40,7 @@ HEADERS := \
gen/has/strerror-l.h \
gen/has/strerror-r-gnu.h \
gen/has/strerror-r-posix.h \
+ gen/has/timegm.h \
gen/has/tm-gmtoff.h \
gen/has/uselocale.h