Inline trivial function.

include/mtime_datetime.h

@@ -71,8 +71,13 @@ int
 getNoOfDaysInYearDateTime(struct _datetime* dt);
 
 /*! \cond PRIVATE */
-bool
-testYearIsLeapYear(int64_t year);
+static inline bool
+testYearIsLeapYear(int64_t year)
+{
+  bool isLeapYear = !(year % 400) || ((year % 100) && !(year % 4));
+  return isLeapYear;
+}
+
 
 struct _datetime *
 convertDateToDateTime(struct _date* d, struct _datetime* dt_return);

src/mtime_datetime.c

@@ -336,26 +336,6 @@ else
 }
 
 
-/*! \cond PRIVATE */
-/* Internal function. Test is year a leap year? */
-
-bool
-testYearIsLeapYear(int64_t year)
-{
-  bool flag = false;
-
-  if (!(year % 400))
-    flag = true;
-  else if (!(year % 100))
-    flag = false;
-  else if (!(year % 4))
-    flag = true;
-  else
-    flag = false;
-
-  return flag;
-}
-
 /*
  * NOTE: Internal and not doxyfied.
  *