fix try to load level -1
-rwxr-xr-x 566 .gitignore
-rw-r--r-- 0 .gitmodules
-rwxr-xr-x 2567 build.sh
drwxr-xr-x - dr_soft
-rw-r--r-- 36803 fishladder.c
-rw-r--r-- 8313 fishladder_resources.h
-rw-r--r-- 1063 fontcomp.c
drwxr-xr-x - fonts
drwxr-xr-x - gl
drwxr-xr-x - maps
-rw-r--r-- 1635 mdlcomp.c
drwxr-xr-x - models
drwxr-xr-x - sound
drwxr-xr-x - stb
drwxr-xr-x - steam
drwxr-xr-x - textures
drwxr-xr-x - vg