File swradio-fix-no-return.patch of Package swradio

diff --git a/decoders/fax-decoder/fax-decoder.cpp b/decoders/fax-decoder/fax-decoder.cpp
index a7923b5..77426dd 100755
--- a/decoders/fax-decoder/fax-decoder.cpp
+++ b/decoders/fax-decoder/fax-decoder.cpp
@@ -506,7 +506,7 @@ int	faxDecoder::findPhaseLine	(std::vector<int> &buffer,
 	return -1;
 }
 
-int	faxDecoder::nrBlanks		() {}
+int	faxDecoder::nrBlanks		() { return 0; }
 
 int	faxDecoder::shiftBuffer		(std::vector<int> &buffer,
 	                                              int start, int end) {