diff --git a/programs/pkey/rsa_genkey.c b/programs/pkey/rsa_genkey.c
index 0e90ffc..d7158b4 100644
--- a/programs/pkey/rsa_genkey.c
+++ b/programs/pkey/rsa_genkey.c
@@ -1,7 +1,7 @@
 /*
  *  Example RSA key generation program
  *
- *  Copyright (C) 2006-2010, Brainspark B.V.
+ *  Copyright (C) 2006-2011, Brainspark B.V.
  *
  *  This file is part of PolarSSL (http://www.polarssl.org)
  *  Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org>
@@ -42,15 +42,18 @@
 #if !defined(POLARSSL_BIGNUM_C) || !defined(POLARSSL_HAVEGE_C) ||   \
     !defined(POLARSSL_RSA_C) || !defined(POLARSSL_GENPRIME) ||      \
     !defined(POLARSSL_FS_IO)
-int main( void )
+int main( int argc, char *argv[] )
 {
+    ((void) argc);
+    ((void) argv);
+
     printf("POLARSSL_BIGNUM_C and/or POLARSSL_HAVEGE_C and/or "
            "POLARSSL_RSA_C and/or POLARSSL_GENPRIME and/or "
            "POLARSSL_FS_IO not defined.\n");
     return( 0 );
 }
 #else
-int main( void )
+int main( int argc, char *argv[] )
 {
     int ret;
     rsa_context rsa;
@@ -58,6 +61,9 @@
     FILE *fpub  = NULL;
     FILE *fpriv = NULL;
 
+    ((void) argc);
+    ((void) argv);
+
     printf( "\n  . Seeding the random number generator..." );
     fflush( stdout );
 
@@ -138,7 +144,7 @@
 
     rsa_free( &rsa );
 
-#ifdef WIN32
+#if defined(_WIN32)
     printf( "  Press Enter to exit this program.\n" );
     fflush( stdout ); getchar();
 #endif