Fix c_check misinterpreting arm64 in uname output to mean armv7
additionla fix for upcoming OSX on ARM64 related to as suggested by fxcoudert in
@@ -8,7 +8,7 @@ $hostos = `uname -s | sed -e s/\-.*//`; chop($hostos);
$hostarch = `uname -m | sed -e s/i.86/x86/`;chop($hostarch);
$hostarch = `uname -p` if ($hostos eq "AIX");
$hostarch = "x86_64" if ($hostarch eq "amd64");
-$hostarch = "arm" if ($hostarch =~ /^arm.*/);
+$hostarch = "arm" if ($hostarch ne "arm64" && $hostarch =~ /^arm.*/);
$hostarch = "arm64" if ($hostarch eq "aarch64");
$hostarch = "power" if ($hostarch =~ /^(powerpc|ppc).*/);
$hostarch = "zarch" if ($hostarch eq "s390x");
