make 命令的过程 中的问题

在linux中使用make命令
其中的一些语句如下：
make[1]: Entering directory `/home/nanan/ns2/ns-allinone-2.27/ns-2.27/indep-utils/cmu-scen-gen/setdest'
g++ -c -Dstand_alone -DSTL_NAMESPACE=@STL_NAMESPACE@ -o setdest.o setdest.ccIn file included from ../../../config.h:54,
from setdest.h:5,
from setdest.cc:57:
../../../autoconf.h:85: namespace `CPP_NAMESPACE' undeclared
setdest.cc:71:1: warning: "INFINITY" redefined
In file included from /usr/include/math.h:40,
from setdest.cc:43:
/usr/include/bits/mathdef.h:35:1: warning: this is the location of the previousdefinition
make[1]: *** [setdest.o] Error 1
make[1]: Leaving directory `/home/nanan/ns2/ns-allinone-2.27/ns-2.27/indep-utils/cmu-scen-gen/setdest'
make[1]: Entering directory `/home/nanan/ns2/ns-allinone-2.27/ns-2.27/indep-utils/webtrace-conv/dec'
g++ -c -DSTL_NAMESPACE=@STL_NAMESPACE@ -I. -I/home/nanan/ns2/ns-allinone-2.27/tclcl-1.15 -I/home/nanan/ns2/ns-allinone-2.27/otcl-1.8 -I/home/nanan/ns2/ns-allinone-2.27/include -I/home/nanan/ns2/ns-allinone-2.27/include -I/usr/include/pcap -o proxytrace.o proxytrace.cc
In file included from proxytrace.cc:3:
../../../autoconf.h:85: namespace `CPP_NAMESPACE' undeclared
make[1]: *** [proxytrace.o] Error 1
make[1]: Leaving directory `/home/nanan/ns2/ns-allinone-2.27/ns-2.27/indep-utils/webtrace-conv/dec'
make[1]: Entering directory `/home/nanan/ns2/ns-allinone-2.27/ns-2.27/indep-utils/webtrace-conv/epa'
make[1]: Nothing to be done for `all'.
make[1]: Leaving directory `/home/nanan/ns2/ns-allinone-2.27/ns-2.27/indep-utils/webtrace-conv/epa'
make[1]: Entering directory `/home/nanan/ns2/ns-allinone-2.27/ns-2.27/indep-utils/webtrace-conv/nlanr'
g++ -c -DSTL_NAMESPACE=@STL_NAMESPACE@ -I. -I../../.. -I/home/nanan/ns2/ns-allinone-2.27/tclcl-1.15 -I/home/nanan/ns2/ns-allinone-2.27/otcl-1.8 -I/home/nanan/ns2/ns-allinone-2.27/include -I/home/nanan/ns2/ns-allinone-2.27/include -I/usr/include/pcap -o tr-stat.o tr-stat.cc
In file included from ../../../config.h:54,
from logparse.h:7,
from tr-stat.cc:24:
../../../autoconf.h:85: namespace `CPP_NAMESPACE' undeclared
make[1]: *** [tr-stat.o] Error 1
make[1]: Leaving directory `/home/nanan/ns2/ns-allinone-2.27/ns-2.27/indep-utils/webtrace-conv/nlanr'
make[1]: Entering directory `/home/nanan/ns2/ns-allinone-2.27/ns-2.27/indep-utils/webtrace-conv/ucb'
make[1]: Nothing to be done for `all'.
make[1]: Leaving directory `/home/nanan/ns2/ns-allinone-2.27/ns-2.27/indep-utils/webtrace-conv/ucb'

在这里面出现的In file included from.....是什么意思啊
我应该怎么根据他的提示来解决问题阿