> it seems there is something wrong with my djgpp installation (1.12m4).
> To compile some 150 lines of code, it takes more than 3 minutes. I
> already installed a ramdisk with 1536KB
What does go32 print when invoked with no arguments? Did you try to see
whether gcc pages to disk while compiling? Did you read section 7.1 of
the DJGPP FAQ list (faq102.zip from the same place you get DJGPP)?