Taken from Debian:
https://salsa.debian.org/multimedia-team/taopm/-/raw/master/debian/patches/01-add-missing-headers.diff

Description: Adding missing headers
Author: Tiago Bortoletto Vaz <tiago@debian.org>
Last-Update: 2013-04-17
--- a/libtao/Tao.cc
+++ b/libtao/Tao.cc
@@ -18,6 +18,7 @@
 
 #include "Tao.h"
 #include <iostream>
+#include <stdio.h>
 
 extern Tao tao;
 float &Time = tao.synthesisEngine.time;
--- a/libtao/TaoDevice.cc
+++ b/libtao/TaoDevice.cc
@@ -20,6 +20,7 @@
 #include "Tao.h"
 #include "TaoAccessPoint.h"
 #include "TaoInstrument.h"
+#include <cstring>
 
 TaoDevice::TaoDevice()
     {
--- a/libtao/TaoInstrument.cc
+++ b/libtao/TaoInstrument.cc
@@ -23,6 +23,7 @@
 //#include <sys/types.h>
 #include <iostream>
 #include <cmath>
+#include <cstring>
 
 float TaoInstrument::defaultMass=3.5;		// Set to optimum value for
                                                 // frequency response of
--- a/libtao/TaoOutput.cc
+++ b/libtao/TaoOutput.cc
@@ -24,6 +24,7 @</td></tr></table>
<table class='tabs'><tr><td>
<a href='/guix/about/'>about</a><a href='/guix/'>summary</a><a href='/guix/refs/?id=8456f9fcd93034150460e7e950aa502db3cc3d38'>refs</a><a href='/guix/log/gnu/tests'>log</a><a href='/guix/tree/gnu/tests?id=8456f9fcd93034150460e7e950aa502db3cc3d38'>tree</a><a class='active' href='/guix/commit/gnu/tests?id=8456f9fcd93034150460e7e950aa502db3cc3d38'>commit</a><a href='/guix/diff/gnu/tests?id=8456f9fcd93034150460e7e950aa502db3cc3d38'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/tests'>
<input type='hidden' name='id' value='8456f9fcd93034150460e7e950aa502db3cc3d38'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/commit/?id=8456f9fcd93034150460e7e950aa502db3cc3d38'>root</a>/<a href='/guix/commit/gnu?id=8456f9fcd93034150460e7e950aa502db3cc3d38'>gnu</a>/<a href='/guix/commit/gnu/tests?id=8456f9fcd93034150460e7e950aa502db3cc3d38'>tests</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form