4 files changed, 8 insertions, 0 deletions
diff --git a/src/stdlib/abs/abs.c b/src/stdlib/abs/abs.c
index 9bc3bd4..ce2c81c 100644
--- a/src/stdlib/abs/abs.c
+++ b/src/stdlib/abs/abs.c
@@ -29,6 +29,8 @@
  * 
  * @param   value  The integer.
  * @return         The absolute value of the integer.
+ * 
+ * @since  Always.
  */
 int (abs)(int value)
 {
diff --git a/src/stdlib/abs/labs.c b/src/stdlib/abs/labs.c
index 20d0ac6..bf20bb8 100644
--- a/src/stdlib/abs/labs.c
+++ b/src/stdlib/abs/labs.c
@@ -29,6 +29,8 @@
  * 
  * @param   value  The integer.
  * @return         The absolute value of the integer.
+ * 
+ * @since  Always.
  */
 long int (labs)(long int value)
 {
diff --git a/src/stdlib/abs/llabs.c b/src/stdlib/abs/llabs.c
index 71e5a1b..8779d82 100644
--- a/src/stdlib/abs/llabs.c
+++ b/src/stdlib/abs/llabs.c
@@ -29,6 +29,8 @@
  * 
  * @param   value  The integer.
  * @return         The absolute value of the integer.
+ * 
+ * @since  Always.
  */
 long long int (llabs)(long long int value)
 {
diff --git a/src/stdlib/abspath.c b/src/stdlib/abspath.c
index a0f0871..83daa1b 100644
--- a/src/stdlib/abspath.c
+++ b/src/stdlib/abspath.c
@@ -36,6 +36,8 @@
  *                if `file` does. (Or if `ref` does but file is empty.)
  * 
  * @throws  ENOMEM  The process cannot allocate more memory.
+ * 
+ * @since  Always.
  */
 char* abspath(const char* file, const char* ref) /* XXX may also fail as get_current_dir_name */
 {