$ ack --all xsltLibxsltVersion .
Binary file bin\xsltproc.exe matches
include\libexslt\exslt.h
16:EXSLTPUBVAR const int exsltLibxsltVersion;

include\libxslt\xslt.h
72: * xsltLibxsltVersion:
76:XSLTPUBVAR const int xsltLibxsltVersion;

Binary file lib\libexslt.a matches

Binary file lib\libxslt.a matches