message: change uname switch
diff: @@ -2,7 +2,7 @@ export builddir=$(abspath ./build)
  export prefix=$(abspath ./install)
  CXX=g++
  uname_os := $(shell uname)
  -uname_arch := $(shell uname -i)
  +uname_arch := $(shell uname -m)
  ARCH := $(shell getconf LONG_BIT)
  SHARED_LIB_EXT:=.so
  INCLUDE_ARCHIVES_START = -Wl,-whole-archive # linking options, we prefer our generated shared object will be self-contained.
  