manoj@manoj-Vostro-230:~/Desktop/example/crypto$ h2xs -n genseckey -A -O -x -F '-I ../' cryptoki.h Defaulting to backwards compatibility with perl 5.10.1 If you intend this module to be compatible with earlier perl versions, please specify a minimum perl version with the -b option. Writing genseckey/ppport.h Scanning typemaps... Scanning /usr/share/perl/5.10/ExtUtils/typemap Scanning cryptoki.h for functions... panic: multiple types without intervening comma in CK_RV(* CK_NOTIFY)( CK_SESSION_HANDLE hSession, CK_NOTIFICATION event, CK_VOID_PTR pApplication ) whited-out as CK_RV(* CK_NOTIFY)( )