failed when try to compile

[tetra yudhabakti pamungkas]

hello gnu-prolog admin,

i wanna ask, that i had error when i try to compile prolog file, like this below,


912 #> make
gplc -C "-O" examp.pl examp_c.c
error trying to execute pl2wam: No such file or directory
compilation failed
*** Error code 1
make: Fatal error: Command failed for target `examp'

why it does happen ?
what should i do, to fix it ?

regards,