Index: boost_1_65_1/libs/fiber/src/numa/linux/pin_thread.cpp
===================================================================
--- boost_1_65_1.orig/libs/fiber/src/numa/linux/pin_thread.cpp
+++ boost_1_65_1/libs/fiber/src/numa/linux/pin_thread.cpp
@@ -9,6 +9,7 @@
 extern "C" {
 #include <pthread.h>
 #include <sched.h>
+#include <string.h>
 }
 
 #include <system_error>