X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fidea%2Fidea_spd.c;h=5f79f93d679421000a9b7ab29b7202c5af9ccd96;hp=3c24ff5d861aaf9e5ac08347048c6fc75bdd26ae;hb=e766a681aa4df604b20ce2d23cd131b74af9eaf7;hpb=7de82c29c839c13e90a82fcce2e5a403647f4366

diff --git a/crypto/idea/idea_spd.c b/crypto/idea/idea_spd.c
index 3c24ff5d86..5f79f93d67 100644
--- a/crypto/idea/idea_spd.c
+++ b/crypto/idea/idea_spd.c
@@ -64,12 +64,11 @@
 #endif
 
 #include <stdio.h>
-#ifndef MSDOS
-#include <unistd.h>
-#else
-#include <io.h>
-extern int exit();
-#endif
+
+#include <openssl/e_os2.h>
+#include OPENSSL_UNISTD_IO
+OPENSSL_DECLARE_EXIT
+
 #include <signal.h>
 #ifndef _IRIX
 #include <time.h>