build, fix quotes in AX_ZONEINFO_RIGHT

Don't escape double quotes within backticks.
Merge remote-tracking branch 'rudi/fixes'

* rudi/fixes:
  build, fix quotes in AX_ZONEINFO_RIGHT
Merge branch 'next'

* next:
  hygiene, don't expose internal widths in helper functions' signatures
  minor, don't round up page size for be->le converted memory maps
  Revert "build, include alloca.h"
  minor, replace alloca() calls with C99 varlen arrays