1 files changed, 24 insertions, 0 deletions
diff --git a/m4/strtoull.m4 b/m4/strtoull.m4
new file mode 100644
index 0000000..e740799
--- /dev/null
+++ b/m4/strtoull.m4
@@ -0,0 +1,24 @@
+# strtoull.m4 serial 7
+dnl Copyright (C) 2002, 2004, 2006, 2008-2018 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_FUNC_STRTOULL],
+[
+  AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
+  dnl We don't need (and can't compile) the replacement strtoull
+  dnl unless the type 'unsigned long long int' exists.
+  AC_REQUIRE([AC_TYPE_UNSIGNED_LONG_LONG_INT])
+  if test "$ac_cv_type_unsigned_long_long_int" = yes; then
+    AC_CHECK_FUNCS([strtoull])
+    if test $ac_cv_func_strtoull = no; then
+      HAVE_STRTOULL=0
+    fi
+  fi
+])
+
+# Prerequisites of lib/strtoull.c.
+AC_DEFUN([gl_PREREQ_STRTOULL], [
+  :
+])