5.38.2.2 config and patches

This adds extra gcc optimisation flags
and patches vmem.h using a patch adapted
from MSYS2.

Author: shawnlaffan

devel.utils/_build-5.38_local.bat

@@ -23,6 +23,6 @@ set TEST_JOBS=8
 
 ::set SKIP_MSI_STEP=1
 ::set SKIP_PDL_STEP=1
-%PERLEXE% -Mblib ..\script\perldist_strawberry -job ..\share\64bit-5.38.2.1.pp -test_core -beta=0 -interactive -restorepoints -wixbin_dir=z:\sw\wix311 -cpan_url https://cpan.metacpan.org
+%PERLEXE% -Mblib ..\script\perldist_strawberry -job ..\share\64bit-5.38.2.2.pp -test_core -beta=0 -interactive -restorepoints -wixbin_dir=z:\sw\wix311 -cpan_url https://cpan.metacpan.org