cryptlib.c: fix typo in OPENSSL_showfatal.

crypto/cryptlib.c

diff --git a/crypto/cryptlib.c b/crypto/cryptlib.c
index 56d82ad..049a7bb 100644
--- a/crypto/cryptlib.c
+++ b/crypto/cryptlib.c
@@ -310,7 +310,7 @@
 	DWORD out;
 
 	va_start (ap,fmta);
-	len=_vsnprintf((char *)buf,sizeof(buf),fmt,ap);
+	len=_vsnprintf((char *)buf,sizeof(buf),fmta,ap);
 	WriteFile(h,buf,len<0?sizeof(buf):(DWORD)len,&out,NULL);
 	va_end (ap);
 	return;