9 files changed, 18 insertions, 0 deletions
diff --git a/src/strings/bcmp.c b/src/strings/bcmp.c
index 23e6126..73f98be 100644
--- a/src/strings/bcmp.c
+++ b/src/strings/bcmp.c
@@ -24,6 +24,8 @@
  * This function is identical to `memcmp`.
  * 
  * @etymology  (B)uffer: (c)o(mp)are.
+ * 
+ * @since  Always.
  */
 int bcmp(const void* a, const void* b, size_t size)
 {
diff --git a/src/strings/bcopy.c b/src/strings/bcopy.c
index 1abeb7c..fa44e87 100644
--- a/src/strings/bcopy.c
+++ b/src/strings/bcopy.c
@@ -28,6 +28,8 @@
  * @param  whence   The source memory segment.
  * @param  whither  The destination memory segment.
  * @param  size     The number of bytes to copy.
+ * 
+ * @since  Always.
  */
 void bcopy(const void* whence, void* whither, size_t size)
 {
diff --git a/src/strings/bzero.c b/src/strings/bzero.c
index e581b94..a85bbda 100644
--- a/src/strings/bzero.c
+++ b/src/strings/bzero.c
@@ -27,6 +27,8 @@
  * 
  * @param  segment  The memory segment to override.
  * @param  size     The size of the memory segment.
+ * 
+ * @since  Always.
  */
 void bzero(void* segment, size_t size)
 {
diff --git a/src/strings/explicit_bzero.c b/src/strings/explicit_bzero.c
index 387c666..34e2cac 100644
--- a/src/strings/explicit_bzero.c
+++ b/src/strings/explicit_bzero.c
@@ -37,6 +37,8 @@ void* (*volatile __slibc_explicit_memset)(void*, int, size_t) = memset;
  * 
  * @param  segment  The memory segment to override.
  * @param  size     The size of the memory segment.
+ * 
+ * @since  Always.
  */
 void explicit_bzero(void* segment, size_t size)
 {
diff --git a/src/strings/ffs.c b/src/strings/ffs.c
index 46ad612..e51c0cf 100644
--- a/src/strings/ffs.c
+++ b/src/strings/ffs.c
@@ -26,6 +26,8 @@
  * 
  * @param   i  The integer.
  * @return     The value of the least significant set bit, zero if none.
+ * 
+ * @since  Always.
  */
 int ffs(int i)
 {
diff --git a/src/strings/ffsl.c b/src/strings/ffsl.c
index 3116723..a93387b 100644
--- a/src/strings/ffsl.c
+++ b/src/strings/ffsl.c
@@ -26,6 +26,8 @@
  * 
  * @param   i  The integer.
  * @return     The value of the least significant set bit, zero if none.
+ * 
+ * @since  Always.
  */
 int ffsl(long i)
 {
diff --git a/src/strings/ffsll.c b/src/strings/ffsll.c
index 13d4c14..c643b41 100644
--- a/src/strings/ffsll.c
+++ b/src/strings/ffsll.c
@@ -26,6 +26,8 @@
  * 
  * @param   i  The integer.
  * @return     The value of the least significant set bit, zero if none.
+ * 
+ * @since  Always.
  */
 int ffsll(long long i)
 {
diff --git a/src/strings/index.c b/src/strings/index.c
index 332811d..543fffe 100644
--- a/src/strings/index.c
+++ b/src/strings/index.c
@@ -26,6 +26,8 @@
  * This is a deprecated BSD extension.
  * 
  * @etymology  (Index) of character.
+ * 
+ * @since  Always.
  */
 char* (index)(const char* string, int c)
 {
diff --git a/src/strings/rindex.c b/src/strings/rindex.c
index 3e39a9e..b131367 100644
--- a/src/strings/rindex.c
+++ b/src/strings/rindex.c
@@ -26,6 +26,8 @@
  * This is a deprecated BSD extension.
  * 
  * @etymology  (R)ight-most (index) of character.
+ * 
+ * @since  Always.
  */
 char* (rindex)(const char* string, int c)
 {