erts: Fix benign preprocessor error from "make depend"
erts: Fix benign preprocessor error from "make depend"

on non-Linux with gcc < 4.3

hipe/hipe_arm.c:65: #error "Don't know how to flush instruction cache"

This is benign because "make depend" runs preprocessor on more files
than actually needed.

dgud/otp,kvakvs/otp,uabboli/otp,electricimp/otp,vladdu/otp,kvakvs/otp,getong/otp,emacsmirror/erlang,getong/otp,electricimp/otp,erlang/otp,bjorng/otp,rlipscombe/otp,isvilen/otp,RoadRunnr/otp,electricimp/otp,vladdu/otp,bjorng/otp,jj1bdx/otp,potatosalad/otp,rlipscombe/otp,mikpe/otp,g-andrade/otp,dgud/otp,isvilen/otp,lrascao/otp,vladdu/otp,rlipscombe/otp,jj1bdx/otp,uabboli/otp,vinoski/otp,aboroska/otp,lrascao/otp,rlipscombe/otp,aboroska/otp,isvilen/otp,vinoski/otp,vinoski/otp,potatosalad/otp,potatosalad/otp,lrascao/otp,vladdu/otp,isvilen/otp,potatosalad/otp,erlang/otp,dgud/otp,g-andrade/otp,rlipscombe/otp,lrascao/otp,jj1bdx/otp,electricimp/otp,erlang/otp,lrascao/otp,ferd/otp,mikpe/otp,getong/otp,g-andrade/otp,dumbbell/otp,ferd/otp,jj1bdx/otp,kvakvs/otp,dumbbell/otp,g-andrade/otp,vinoski/otp,g-andrade/otp,mikpe/otp,kvakvs/otp,emacsmirror/erlang,erlang/otp,dgud/otp,dumbbell/otp,isvilen/otp,vladdu/otp,vinoski/otp,getong/otp,bjorng/otp,kvakvs/otp,ferd/otp,kvakvs/otp,jj1bdx/otp,emacsmirror/erlang,mikpe/otp,rlipscombe/otp,g-andrade/otp,uabboli/otp,dgud/otp,mikpe/otp,g-andrade/otp,vinoski/otp,getong/otp,bjorng/otp,uabboli/otp,lrascao/otp,ferd/otp,lrascao/otp,RoadRunnr/otp,erlang/otp,ferd/otp,kvakvs/otp,uabboli/otp,isvilen/otp,dgud/otp,uabboli/otp,electricimp/otp,erlang/otp,uabboli/otp,RoadRunnr/otp,potatosalad/otp,emacsmirror/erlang,uabboli/otp,bjorng/otp,uabboli/otp,lrascao/otp,potatosalad/otp,dumbbell/otp,ferd/otp,aboroska/otp,jj1bdx/otp,dumbbell/otp,mikpe/otp,getong/otp,rlipscombe/otp,isvilen/otp,g-andrade/otp,RoadRunnr/otp,erlang/otp,potatosalad/otp,dumbbell/otp,bjorng/otp,dgud/otp,emacsmirror/erlang,aboroska/otp,g-andrade/otp,rlipscombe/otp,bjorng/otp,aboroska/otp,jj1bdx/otp,dumbbell/otp,jj1bdx/otp,getong/otp,bjorng/otp,isvilen/otp,RoadRunnr/otp,potatosalad/otp,mikpe/otp,RoadRunnr/otp,vinoski/otp,getong/otp,dumbbell/otp,electricimp/otp,RoadRunnr/otp,g-andrade/otp,ferd/otp,potatosalad/otp,dumbbell/otp,emacsmirror/erlang,dumbbell/otp,RoadRunnr/otp,electricimp/otp,emacsmirror/erlang,rlipscombe/otp,getong/otp,isvilen/otp,aboroska/otp,potatosalad/otp,aboroska/otp,isvilen/otp,vinoski/otp,erlang/otp,getong/otp,bjorng/otp,ferd/otp,electricimp/otp,mikpe/otp,bjorng/otp,erlang/otp,vinoski/otp,vladdu/otp,mikpe/otp,vladdu/otp,kvakvs/otp,electricimp/otp,emacsmirror/erlang,dgud/otp,vladdu/otp,dgud/otp,mikpe/otp,vinoski/otp,ferd/otp,rlipscombe/otp,erlang/otp,emacsmirror/erlang,aboroska/otp,dgud/otp,kvakvs/otp,aboroska/otp,jj1bdx/otp,lrascao/otp,RoadRunnr/otp,emacsmirror/erlang,jj1bdx/otp,vladdu/otp