angstrom iostream problem

[cfo215@localhost ~]$ cd opt/angstrom/
[cfo215@localhost angstrom]$ . environment-setup-cortexa8hf-vfp-neon-angstrom-linux-gnueabi
[cfo215@localhost angstrom]$ man .
[cfo215@localhost angstrom]$ cd
[cfo215@localhost ~]$ cd NetBeansProjects/Welcome_1/
[cfo215@localhost Welcome_1]$ gmake
"gmake" -f nbproject/Makefile-Debug.mk QMAKE= SUBPROJECTS= .build-conf
gmake[1]: Entering directory `/home/cfo215/NetBeansProjects/Welcome_1'
"gmake"  -f nbproject/Makefile-Debug.mk dist/Debug/cortexa8hf-vfp-neon-angstrom-linux-gnueabi-Linux-x86/welcome_1
gmake[2]: Entering directory `/home/cfo215/NetBeansProjects/Welcome_1'
mkdir -p build/Debug/cortexa8hf-vfp-neon-angstrom-linux-gnueabi-Linux-x86
rm -f build/Debug/cortexa8hf-vfp-neon-angstrom-linux-gnueabi-Linux-x86/welcome.o.d
arm-angstrom-linux-gnueabi-g++    -c -g -MMD -MP -MF build/Debug/cortexa8hf-vfp-neon-angstrom-linux-gnueabi-Linux-x86/welcome.o.d -o build/Debug/cortexa8hf-vfp-neon-angstrom-linux-gnueabi-Linux-x86/welcome.o welcome.cc
welcome.cc:31:20: fatal error: iostream: No such file or directory
compilation terminated.
gmake[2]: *** [build/Debug/cortexa8hf-vfp-neon-angstrom-linux-gnueabi-Linux-x86/welcome.o] Error 1
gmake[2]: Leaving directory `/home/cfo215/NetBeansProjects/Welcome_1'
gmake[1]: *** [.build-conf] Error 2
gmake[1]: Leaving directory `/home/cfo215/NetBeansProjects/Welcome_1'
gmake: *** [.build-impl] Error 2
[cfo215@localhost Welcome_1]$ ls build/Debug/cortexa8hf-vfp-neon-angstrom-linux-gnueabi-Linux-x86/
[cfo215@localhost Welcome_1]$