build: set ARCH from CC, bump version to beta2

Makefile

@@ -7,7 +7,7 @@ install: lib-install modules-install daemon-install
 check: all tests
 clean: lib-clean modules-clean daemon-clean tests-clean doc-clean
 doc: doc-html
-.PHONY: all install check clean doc
+.PHONY: all install check clean doc info
 
 # Options
 ifdef COVERAGE

config.mk

 # Project
 MAJOR := 1
 MINOR := 0
-PATCH := 0-beta1
+PATCH := 0-beta2
 
 # Paths
 PREFIX := /usr/local

platform.mk

@@ -10,7 +10,7 @@ MODTYPE := shared
 ARTYPE  := static
 BINEXT :=
 PLATFORM = Linux
-ARCH :=
+ARCH := $(word 1, $(subst -, ,$(shell $(CC) -dumpmachine)))
 ifeq ($(OS),Windows_NT)
 	PLATFORM := Windows
 	RM := del
@@ -18,7 +18,6 @@ ifeq ($(OS),Windows_NT)
 	LIBEXT := .lib
 	BINEXT := .exe
 else
-	ARCH := $(shell uname -m)
 	UNAME := $(shell uname -s)
     ifeq ($(UNAME),Darwin)
         PLATFORM := Darwin