configure: Change the rdtsc check to a linker check
authorDiego Biurrun <diego@biurrun.de>
Sun, 8 Jul 2012 23:24:37 +0000 (01:24 +0200)
committerDiego Biurrun <diego@biurrun.de>
Mon, 9 Jul 2012 10:50:06 +0000 (12:50 +0200)
commit8e85ba8d13fef255231d6796dd8856b907b37492
tree1b9368730af51d8606b99fe97c922dedeb968d79
parent8a645bfc31fa0c05d08e5b5a453c232c56711092
configure: Change the rdtsc check to a linker check

A compile-only test could succeed with an implicit function declaration.
Also move the check to the x86 section; rdtsc is x86-only.
configure