todo -> fixme

Author: Folkert de Vries

src/unix/linux_like/linux/mod.rs

@@ -5579,7 +5579,7 @@ const _IOC_DIRSHIFT: u32 = _IOC_SIZESHIFT + _IOC_SIZEBITS;
 
 /// Build an ioctl number, analogous to the C macro of the same name.
 const fn _IOC(dir: u32, ty: u32, nr: u32, size: usize) -> u32 {
-    // TODO the `garando_syntax` crate (used by ctest2 in the CI test suite)
+    // FIXME(ctest) the `garando_syntax` crate (used by ctest2 in the CI test suite)
     // cannot currently parse these `debug_assert!`s
     //
     // debug_assert!(dir <= _IOC_DIRMASK);