[cxxtools] fix compile error

cxxtools/patches/0001-fix-compile-error.patch

@@ -0,0 +1,24 @@
+diff --git a/src/fileimpl.cpp b/src/fileimpl.cpp
+index 08edcb9..db8cb7f 100644
+--- a/src/fileimpl.cpp
++++ b/src/fileimpl.cpp
+@@ -35,6 +35,7 @@
+ #include <unistd.h>
+ #include <errno.h>
+ #include <string.h>
++#include <cstdio>
+ 
+ namespace cxxtools {
+ 
+diff --git a/src/http/messageheader.cpp b/src/http/messageheader.cpp
+index 9381be7..21ee7c3 100644
+--- a/src/http/messageheader.cpp
++++ b/src/http/messageheader.cpp
+@@ -30,6 +30,7 @@
+ #include <cxxtools/clock.h>
+ #include <cctype>
+ #include <sstream>
++#include <cstdio>
+ 
+ namespace cxxtools {
+