fix build break for 64-bit compiles.
fix build break for 64-bit compiles.

sanuj/opencog,eddiemonroe/atomspace,TheNameIsNigel/opencog,rTreutlein/atomspace,shujingke/opencog,jlegendary/opencog,ceefour/opencog,Selameab/atomspace,shujingke/opencog,ruiting/opencog,cosmoharrigan/opencog,AmeBel/opencog,yantrabuddhi/opencog,zhaozengguang/opencog,Allend575/opencog,shujingke/opencog,inflector/opencog,printedheart/atomspace,gaapt/opencog,sanuj/opencog,printedheart/atomspace,williampma/opencog,misgeatgit/atomspace,williampma/atomspace,ceefour/opencog,ArvinPan/opencog,Selameab/opencog,eddiemonroe/opencog,rohit12/opencog,prateeksaxena2809/opencog,sumitsourabh/opencog,iAMr00t/opencog,yantrabuddhi/opencog,eddiemonroe/opencog,prateeksaxena2809/opencog,andre-senna/opencog,zhaozengguang/opencog,misgeatgit/opencog,ceefour/opencog,gavrieltal/opencog,ceefour/atomspace,andre-senna/opencog,eddiemonroe/opencog,sanuj/opencog,ruiting/opencog,sumitsourabh/opencog,iAMr00t/opencog,misgeatgit/opencog,rTreutlein/atomspace,virneo/opencog,kim135797531/opencog,eddiemonroe/opencog,roselleebarle04/opencog,yantrabuddhi/opencog,anitzkin/opencog,inflector/opencog,kim135797531/opencog,yantrabuddhi/atomspace,jlegendary/opencog,rTreutlein/atomspace,inflector/opencog,Tiggels/opencog,kim135797531/opencog,misgeatgit/opencog,cosmoharrigan/opencog,Tiggels/opencog,andre-senna/opencog,Tiggels/opencog,jlegendary/opencog,virneo/opencog,rodsol/opencog,zhaozengguang/opencog,cosmoharrigan/opencog,TheNameIsNigel/opencog,virneo/atomspace,AmeBel/atomspace,printedheart/opencog,anitzkin/opencog,ArvinPan/atomspace,williampma/opencog,Selameab/opencog,cosmoharrigan/opencog,Selameab/atomspace,sumitsourabh/opencog,zhaozengguang/opencog,jswiergo/atomspace,williampma/atomspace,sumitsourabh/opencog,rodsol/atomspace,prateeksaxena2809/opencog,prateeksaxena2809/opencog,Allend575/opencog,misgeatgit/atomspace,inflector/atomspace,sumitsourabh/opencog,sanuj/opencog,jswiergo/atomspace,TheNameIsNigel/opencog,jlegendary/opencog,anitzkin/opencog,Allend575/opencog,rodsol/atomspace,shujingke/opencog,inflector/opencog,andre-senna/opencog,Selameab/atomspace,misgeatgit/opencog,prateeksaxena2809/opencog,printedheart/opencog,kim135797531/opencog,virneo/opencog,rodsol/opencog,gaapt/opencog,ceefour/opencog,roselleebarle04/opencog,rodsol/atomspace,williampma/opencog,UIKit0/atomspace,eddiemonroe/atomspace,TheNameIsNigel/opencog,kinoc/opencog,inflector/opencog,Allend575/opencog,yantrabuddhi/atomspace,cosmoharrigan/opencog,williampma/opencog,ruiting/opencog,yantrabuddhi/opencog,cosmoharrigan/atomspace,virneo/opencog,AmeBel/opencog,kim135797531/opencog,virneo/opencog,cosmoharrigan/atomspace,printedheart/opencog,sanuj/opencog,ruiting/opencog,ceefour/opencog,andre-senna/opencog,misgeatgit/opencog,UIKit0/atomspace,ArvinPan/atomspace,williampma/opencog,kinoc/opencog,iAMr00t/opencog,shujingke/opencog,gavrieltal/opencog,printedheart/atomspace,rodsol/opencog,yantrabuddhi/atomspace,gavrieltal/opencog,roselleebarle04/opencog,jlegendary/opencog,eddiemonroe/opencog,misgeatgit/atomspace,eddiemonroe/atomspace,inflector/atomspace,AmeBel/opencog,kinoc/opencog,ceefour/opencog,zhaozengguang/opencog,gaapt/opencog,gaapt/opencog,Allend575/opencog,prateeksaxena2809/opencog,MarcosPividori/atomspace,andre-senna/opencog,ArvinPan/opencog,misgeatgit/opencog,roselleebarle04/opencog,ceefour/atomspace,gavrieltal/opencog,ArvinPan/opencog,virneo/atomspace,rodsol/opencog,Tiggels/opencog,misgeatgit/atomspace,rodsol/opencog,misgeatgit/opencog,gaapt/opencog,Selameab/atomspace,MarcosPividori/atomspace,yantrabuddhi/atomspace,zhaozengguang/opencog,Allend575/opencog,Allend575/opencog,jlegendary/opencog,rohit12/atomspace,printedheart/opencog,Selameab/opencog,printedheart/opencog,ruiting/opencog,tim777z/opencog,jswiergo/atomspace,roselleebarle04/opencog,iAMr00t/opencog,rTreutlein/atomspace,rohit12/opencog,Selameab/opencog,Tiggels/opencog,AmeBel/opencog,rodsol/opencog,williampma/atomspace,yantrabuddhi/opencog,yantrabuddhi/atomspace,AmeBel/opencog,UIKit0/atomspace,ceefour/atomspace,roselleebarle04/opencog,inflector/atomspace,rohit12/atomspace,cosmoharrigan/atomspace,kinoc/opencog,tim777z/opencog,AmeBel/atomspace,misgeatgit/atomspace,inflector/opencog,kim135797531/opencog,yantrabuddhi/opencog,Tiggels/opencog,gavrieltal/opencog,williampma/atomspace,prateeksaxena2809/opencog,AmeBel/atomspace,eddiemonroe/opencog,MarcosPividori/atomspace,eddiemonroe/atomspace,inflector/opencog,anitzkin/opencog,rohit12/opencog,kim135797531/opencog,eddiemonroe/opencog,cosmoharrigan/opencog,sanuj/opencog,ceefour/atomspace,anitzkin/opencog,AmeBel/opencog,tim777z/opencog,williampma/opencog,kinoc/opencog,ceefour/opencog,yantrabuddhi/opencog,roselleebarle04/opencog,gavrieltal/opencog,Selameab/opencog,tim777z/opencog,ArvinPan/opencog,cosmoharrigan/atomspace,eddiemonroe/atomspace,ruiting/opencog,rTreutlein/atomspace,virneo/opencog,rohit12/atomspace,iAMr00t/opencog,MarcosPividori/atomspace,rohit12/opencog,AmeBel/opencog,inflector/atomspace,iAMr00t/opencog,rohit12/atomspace,shujingke/opencog,jswiergo/atomspace,UIKit0/atomspace,shujingke/opencog,TheNameIsNigel/opencog,AmeBel/atomspace,ArvinPan/atomspace,virneo/atomspace,rohit12/opencog,printedheart/atomspace,misgeatgit/opencog,anitzkin/opencog,rohit12/opencog,ArvinPan/opencog,gavrieltal/opencog,gaapt/opencog,ruiting/opencog,ArvinPan/opencog,TheNameIsNigel/opencog,gaapt/opencog,anitzkin/opencog,jlegendary/opencog,misgeatgit/opencog,andre-senna/opencog,ArvinPan/atomspace,AmeBel/atomspace,inflector/opencog,sumitsourabh/opencog,tim777z/opencog,kinoc/opencog,tim777z/opencog,inflector/atomspace,virneo/atomspace,kinoc/opencog,Selameab/opencog,sumitsourabh/opencog,printedheart/opencog,virneo/opencog,rodsol/atomspace