Sync

docs/api/srfi/18.md

@@ -8,5 +8,17 @@ The `(srfi 18)` library provides multithreading support. See the [SRFI document]
 - `thread-specific`
 - `thread-specific-set!`
 - `thread-start!`
+- `thread-sleep!`
 - `thread-yield!`
-
+- `thread-terminate!`
+- `mutex?`
+- `make-mutex` 
+- `mutex-lock!` 
+- `mutex-unlock!`
+- `condition-variable?`
+- `make-condition-variable`
+- `condition-variable-wait!`
+- `condition-variable-signal!`
+- `condition-variable-broadcast!`
+- `->heap`
+- `Cyc-minor-gc`