- x86: /(86)\b/i,
- ppc64le: /\b(ppc64le)/i,
- ppc64: /\b(ppc64)\b/i,
- arm64: /\b(arm64|arm)/i,
- armv7l: /\b(armv?7l)/i,
- armv6l: /\b(armv?6l)/i,
- s390x: /\b(s390x)/i
+ x86: /(86)(\b|_)/i,
+ ppc64le: /(\b|_)(ppc64le)/i,
+ ppc64: /(\b|_)(ppc64)(\b|_)/i,
+ arm64: /(\b|_)(arm64|arm)/i,
+ armv7l: /(\b|_)(armv?7l)/i,
+ armv6l: /(\b|_)(armv?6l)/i,
+ s390x: /(\b|_)(s390x)/i