--- gptfdisk-0.8.1/diskio-unix.cc~      2011-10-01 23:52:33.000000000 +0200

+++ gptfdisk-0.8.1/diskio-unix.cc       2012-01-05 10:14:49.440260712 +0100

@@ -19,6 +19,7 @@

 #include <string.h>

 #include <string>

 #include <stdint.h>

+#include <unistd.h>

 #include <errno.h>

 #include <fcntl.h>

 #include <sys/stat.h>