diff --git a/include/global.h b/include/global.h
index 988797b330c..1737c60db30 100644
--- a/include/global.h
+++ b/include/global.h
@@ -223,6 +223,7 @@ double my_ulonglong2double(unsigned long long A);
 #define CONFIG_SMP
 #include <asm/atomic.h>
 #endif
+#include <errno.h>				/* Recommended by debian */
 
 /* Go around some bugs in different OS and compilers */
 #if defined(_HPUX_SOURCE) && defined(HAVE_SYS_STREAM_H)