add aliases x86_64 for uname -m

add aliases to what uname would return
so it work with uname -m
like https://github.com/krallin/tini/pull/147

add x86_64 for uname -m

to make it work with uname -m
like krallin#147

.travis.yml

@@ -9,6 +9,8 @@ env:
     - ARCH_SUFFIX= CC=gcc ARCH_NATIVE=1 MINIMAL=
     - ARCH_SUFFIX=amd64 CC=gcc ARCH_NATIVE=1 MINIMAL=
     - ARCH_SUFFIX=amd64 CC=gcc ARCH_NATIVE=1 MINIMAL=1
+    - ARCH_SUFFIX=x86_64 CC=gcc ARCH_NATIVE=1 MINIMAL=
+    - ARCH_SUFFIX=x86_64 CC=gcc ARCH_NATIVE=1 MINIMAL=1
     - ARCH_SUFFIX=arm64 CC=aarch64-linux-gnu-gcc ARCH_NATIVE= MINIMAL=
     - ARCH_SUFFIX=armel CC=arm-linux-gnueabi-gcc ARCH_NATIVE= MINIMAL=
     - ARCH_SUFFIX=armhf CC=arm-linux-gnueabihf-gcc ARCH_NATIVE= MINIMAL=

ci/install_deps.sh

@@ -10,7 +10,7 @@ DEPS=(
 )
 
 case "${ARCH_SUFFIX-}" in
-  amd64|'') ;;
+  amd64|x86_64|'') ;;
   arm64) DEPS+=(gcc-aarch64-linux-gnu binutils-aarch64-linux-gnu libc6-dev-arm64-cross) ;;
   armel) DEPS+=(gcc-arm-linux-gnueabi binutils-arm-linux-gnueabi libc6-dev-armel-cross) ;;
   armhf) DEPS+=(gcc-arm-linux-gnueabihf binutils-arm-linux-gnueabihf libc6-dev-armhf-cross) ;;