Xgraph installation problem

["Kim, Bong Ho (Bongho)" <bhkim@lucent.com>]

Hi,
I am installing ns-allinone2.1b5 to Solaris 2.5.1
When I install 'xgraph' I gor thest error messages.
Could anyone help me ?

Thank You.
Bong Ho Kim
bhkim@lucent.com

ERROR MESSAGES:

$ make
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  xgraph.c
gcc: language F not recognized
gcc: xgraph.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  xgX.c
gcc: language F not recognized
gcc: xgX.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  hard_devices.c
gcc: language F not recognized
gcc: hard_devices.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  dialog.c
gcc: language F not recognized
gcc: dialog.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  hpgl.c
gcc: language F not recognized
gcc: hpgl.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  ps.c
gcc: language F not recognized
gcc: ps.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  idraw.c
gcc: language F not recognized
gcc: idraw.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  xtb.c
gcc: language F not recognized
gcc: xtb.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  st.c
gcc: language F not recognized
gcc: st.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  params.c
gcc: language F not recognized
gcc: params.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  alloc.c
gcc: language F not recognized
gcc: alloc.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  draw.c
gcc: language F not recognized
gcc: draw.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  init.c
gcc: language F not recognized
gcc: init.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  read.c
gcc: language F not recognized
gcc: read.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  tgif.c
gcc: language F not recognized
gcc: tgif.c: linker input file unused since linking not done
gcc -O -xF -DSYSV -DSVR4 -xF -Wa,-cg92   -I/usr/openwin/include  -DSVR4
-DSYSV     -c  derivative.c
gcc: language F not recognized
gcc: derivative.c: linker input file unused since linking not done
rm -f xgraph
gcc -o xgraph xgraph.o xgX.o hard_devices.o dialog.o hpgl.o  ps.o idraw.o
xtb.o st.o params.o alloc.o draw.o  init.o read.o tgif.o derivative.o -O -xF
-DSYSV -DSVR4 -xF -Wa,-cg92 -R:/usr/openwin/lib  -L/usr/openwin/lib -lXext
-lX11 -lm -lsocket -lnsl 
gcc: xgraph.o: No such file or directory
gcc: xgX.o: No such file or directory
gcc: hard_devices.o: No such file or directory
gcc: dialog.o: No such file or directory
gcc: hpgl.o: No such file or directory
gcc: ps.o: No such file or directory
gcc: idraw.o: No such file or directory
gcc: xtb.o: No such file or directory
gcc: st.o: No such file or directory
gcc: params.o: No such file or directory
gcc: alloc.o: No such file or directory
gcc: draw.o: No such file or directory
gcc: init.o: No such file or directory
gcc: read.o: No such file or directory
gcc: tgif.o: No such file or directory
gcc: derivative.o: No such file or directory
*** Error code 1
make: Fatal error: Command failed for target `xgraph'