When using precompiled GRASS binaries on Linux I get the error:
r.in.ppm: error in loading shared libraries
: undefined symbol: __bzero
r.in.tiff: error in loading shared libraries
: undefined symbol: __bzero
Answer:
If using precompiled GRASS Linux binaries you need you Linux being based on glibc2.x (libc.so.6). It seems that you Linux version is too old.
What you can do:
Markus Neteler March 2000