[Help-gsl] error in installation

[Yuan Mang]

I got error message when trying to 'make':
.......
make[2]: Entering directory `/home/yuan/downloaded/gsl-1.6/rng'
/bin/sh ../libtool --mode=compile g++ -DHAVE_CONFIG_H -I. -I. -I..
-I..    -g -O2 -c -o file.lo `test -f 'file.c' || echo './'`file.c
rm -f .libs/file.lo
g++ -DHAVE_CONFIG_H -I. -I. -I.. -I.. -g -O2 -c file.c  -fPIC -DPIC -o
.libs/file.lo
file.c: In function `int gsl_rng_fread(FILE*, gsl_rng*)':
file.c:30: error: invalid conversion from `void*' to `char*'
file.c: In function `int gsl_rng_fwrite(FILE*, const gsl_rng*)':
file.c:47: error: invalid conversion from `void* const' to `char*'
make[2]: *** [file.lo] Error 1
make[2]: Leaving directory `/home/yuan/downloaded/gsl-1.6/rng'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/yuan/downloaded/gsl-1.6'
make: *** [all] Error 2

I tried to search the help archive but it seems I'm the only one to
meet this trouble. Could someone tell me how to fix the problem?
Thanks.

Yuan