Moving from QNX4 to QNX6.1

I tried compiling my driver code which compiles very well in QNX4. But the
SAME code (without changing the driver tree structure) in QNX6.1 (Downloaded
from the Net) gives me the following errors:
What should I do?


make -j 1 -Cx86 all
make[1]: Entering directory
/usr/jal/temp/ta/qnx/os/netddk-2.1/src/nto/drivers/devn/ta/x86' make -j 1 -Cdll all && make -j 1 -Cdll.g all make[2]: Entering directory /usr/jal/temp/ta/qnx/os/netddk-2.1/src/nto/drivers/devn/ta/x86/dll’
/usr/bin/qcc -Vgcc_ntox86 -c -Wc,-Wall -Wc,-Wno-parentheses -O -DNDEBUG -
I. -I/usr/jal/temp/ta/qnx/os/netddk-2.1/src/nto/drivers/devn/ta/x86/dll -I/u
sr/jal/temp/ta/qnx/os/netddk-2.1/src/nto/drivers/devn/ta/x86 -I/usr/jal/temp
/ta/qnx/os/netddk-2.1/src/nto/drivers/devn/ta -I/usr/jal/temp/ta/qnx/os/netd
dk-2.1/src/nto/drivers/devn -I/usr/jal/temp/ta/qnx/os/netddk-2.1/src/nto/dri
vers/devn/include -I/drivers/lib -I/net/public -I/usr/include -shared
-DVARIANT_dll -DVARIANT_ta
/usr/jal/temp/ta/qnx/os/netddk-2.1/src/nto/drivers/devn/ta/Data.c
/net/public/.: No route to host
cc: /usr/lib/gcc-lib/ntox86/2.95.2/cpp error 33
make[2]: *** [Data.o] Error 1
make[2]: Leaving directory
/usr/jal/temp/ta/qnx/os/netddk-2.1/src/nto/drivers/devn/ta/x86/dll' make[1]: *** [all] Error 2 make[1]: Leaving directory /usr/jal/temp/ta/qnx/os/netddk-2.1/src/nto/drivers/devn/ta/x86’
make: *** [all] Error 2




/net/public/.: No route to host

cc: /usr/lib/gcc-lib/ntox86/2.95.2/cpp error 33