--- Makefile
+++ Makefile
@@ -60,18 +60,6 @@
 CONFIG_DIR=$(INSTALL_PREFIX)/usr/pkg/etc/asterisk
 endif
 
-OSARCH=$(shell uname -s)
-
-ifeq ($(strip $(PROC)),)
-ifeq (${OSARCH},Linux)
-PROC=$(shell uname -m)
-else
-ifeq (${OSARCH},FreeBSD)
-PROC=$(shell uname -m)
-endif
-endif
-endif
-
 AVERSION=$(shell if grep -q "VERSION_NUM 0104" $(ASTERISK_HEADER_DIR)/asterisk/version.h; then echo V1_4; fi)
 
 ifeq (${USE_OWN_LIBCAPI},yes)
@@ -113,8 +101,6 @@
 CFLAGS+=$(OPTIMIZE)
 CFLAGS+=-Wno-unused-but-set-variable
 CFLAGS+=-O2
-CFLAGS+=$(shell if $(CC) -march=$(PROC) -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then echo "-march=$(PROC)"; fi)
-CFLAGS+=$(shell if uname -m | grep -q "ppc\|arm\|s390"; then echo "-fsigned-char"; fi)
 ifeq (${DIVA_STREAMING},1)
 CFLAGS += -DDIVA_STREAMING=1
 endif