fjsanchez@FJ-LinuxBox:~$ whereis gpasm
gpasm: /usr/local/bin/gpasm
fjsanchez@FJ-LinuxBox:~$ echo $PATH
/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/bin/X11:/usr/games
fjsanchez@FJ-LinuxBox:~$ /usr/local/bin/gpasm -v
gpasm-0.13.4 beta
fjsanchez@FJ-LinuxBox:~$ gpasm -v
bash: /usr/bin/gpasm: No existe el fichero ó directorio
fjsanchez@FJ-LinuxBox:~$ ls -l /usr/local/bin/gpasm
-rwxr-xr-x 1 root root 501909 2007-06-27 19:27 /usr/local/bin/gpasm
fjsanchez@FJ-LinuxBox:~$ ls -l /usr/bin/gpasm
ls: /usr/bin/gpasm: No existe el fichero ó directorio
fjsanchez@FJ-LinuxBox:~$