Index: tlsIO.c
==================================================================
--- tlsIO.c
+++ tlsIO.c
@@ -194,10 +194,11 @@
  *
  *-------------------------------------------------------------------
  */
 
 static int TlsInputProc(ClientData instanceData, char *buf, int bufSize, int *errorCodePtr) {
+	unsigned long backingError;
 	State *statePtr = (State *) instanceData;
 	int bytesRead;
 	int tlsConnect;
 	int err;
 
@@ -255,13 +256,22 @@
 		case SSL_ERROR_SSL:
 			Tls_Error(statePtr, TCLTLS_SSL_ERROR(statePtr->ssl, bytesRead));
 			*errorCodePtr = ECONNABORTED;
 			break;
 		case SSL_ERROR_SYSCALL:
-			dprintf("I/O error reading, treating it as EOF");
-			*errorCodePtr = 0;
-			bytesRead = 0;
+			backingError = ERR_get_error();
+
+			if (backingError == 0 && err == 0) {
+				dprintf("EOF reached")
+				*errorCodePtr = 0;
+				bytesRead = 0;
+			} else {
+				dprintf("I/O error occured (backingError = %lu)", backingError);
+				*errorCodePtr = backingError;
+				bytesRead = 0;
+			}
+
 			break;
 	}
 
 	dprintf("Input(%d) -> %d [%d]", bufSize, bytesRead, *errorCodePtr);
 	return(bytesRead);