ircd::fs: Make ~fd() noexcept.

include/ircd/fs/fd.h

@@ -45,7 +45,7 @@ struct ircd::fs::fd
 	fd(const fd &) = delete;
 	fd &operator=(fd &&) noexcept;
 	fd &operator=(const fd &) = delete;
-	~fd() noexcept(false);
+	~fd() noexcept;
 };
 
 struct ircd::fs::fd::opts

ircd/fs.cc

@@ -1613,13 +1613,22 @@ noexcept
 }
 
 ircd::fs::fd::~fd()
-noexcept(false)
+noexcept try
 {
 	if(fdno < 0)
 		return;
 
 	syscall(::close, fdno);
 }
+catch(const std::exception &e)
+{
+	log::critical
+	{
+		"Failed to close fd:%d :%s",
+		fdno,
+		e.what()
+	};
+}
 
 int
 ircd::fs::fd::release()