Try to use read instead of mmap for files on removable media, so that
[wine] / miscemu /
drwxr-xr-x   ..
-rw-r--r-- 21 .cvsignore
-rw-r--r-- 308 Makefile.in
-rw-r--r-- 2518 main.c
-rw-r--r-- 74 wine.spec