Fix a missing #include.

[cubemap] / main.cpp

diff --git a/main.cpp b/main.cpp
index afc3edfc802170b111777f34901ce957d6efa4df..2771f3904048fc86fde47097ed0d50b463f89576 100644 (file)
--- a/main.cpp
+++ b/main.cpp
@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdint.h>
+#include <unistd.h>
 #include <assert.h>
 #include <getopt.h>
 #include <arpa/inet.h>