diff -up libica-2.3.0/src/include/s390_rsa.h.zcrypt libica-2.3.0/src/include/s390_rsa.h
--- libica-2.3.0/src/include/s390_rsa.h.zcrypt	2014-05-29 11:28:24.000000000 +0200
+++ libica-2.3.0/src/include/s390_rsa.h	2014-05-29 11:28:32.000000000 +0200
@@ -14,6 +14,7 @@
 #ifndef S390_RSA_H
 #define S390_RSA_H
 
+#include <stdint.h>
 #include <openssl/bn.h>
 #include <asm/zcrypt.h>
 #include "ica_api.h"