Include <unistd.h> on systems that have it

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@2365 dc483132-0cff-0310-8789-dd5450dbe970

diff --git a/src/include/krb5/ext-proto.h b/src/include/krb5/ext-proto.h
index 349700638bc8b58667a496d9c62c58233ffb701e..1d923ba5ed3676ca71b0ba92cb2fd095e2be7258 100644 (file)
--- a/src/include/krb5/ext-proto.h
+++ b/src/include/krb5/ext-proto.h
@@ -53,4 +53,8 @@ extern char *getenv();
 
 extern char *strdup PROTOTYPE((const char *));
 
+#ifdef HAS_UNISTD_H
+#include <unistd.h>
+#endif
+
 #endif /* KRB5_EXT_PROTO__ */