diff -ur eix-0.2.2/src/cascadingprofile.cc eix-0.2.2-patched/src/cascadingprofile.cc
--- eix-0.2.2/src/cascadingprofile.cc	2005-04-17 11:01:13.294954920 +0800
+++ eix-0.2.2-patched/src/cascadingprofile.cc	2005-04-17 11:03:53.097661216 +0800
@@ -32,6 +32,8 @@
 
 #include <fstream>
 
+#include <unistd.h>
+
 /* Path to symlink to profile */
 #define PROFILE_LINK "/etc/make.profile"
 #define PROFILE_LINK_DIRECTORY "/etc/"
diff -ur eix-0.2.2/src/eix.cc eix-0.2.2-patched/src/eix.cc
--- eix-0.2.2/src/eix.cc	2005-04-17 11:01:13.280957048 +0800
+++ eix-0.2.2-patched/src/eix.cc	2005-04-17 11:04:29.450134800 +0800
@@ -44,6 +44,7 @@
 #include <stack>
 
 #include <stdio.h>
+#include <unistd.h>
 
 using namespace std;