diff -up openmsx-0.10.0/build/custom.mk.installbase openmsx-0.10.0/build/custom.mk

--- openmsx-0.10.0/build/custom.mk.installbase	2014-01-05 22:09:53.000000000 +0100

+++ openmsx-0.10.0/build/custom.mk	2014-03-08 19:44:13.124017063 +0100

@@ -4,7 +4,7 @@

 # openMSX is always installed into a single self-contained directory.

 # But you can change that directory to for example /usr/local/openMSX

 # or /usr/games/openMSX if you like.

-INSTALL_BASE:=/opt/openMSX

+INSTALL_BASE:=/usr

 # Add revision number to executable file name? This applies only to

 # development versions, not to release versions (see version.py).

@@ -14,8 +14,8 @@ VERSION_EXEC:=false

 # This link is placed in a location that is typically in a user's path:

 # /usr/local/bin for system-wide installs and ~/bin for personal installs.

 # This setting is only relevant on systems that support symbolic links.

-SYMLINK_FOR_BINARY:=true

+SYMLINK_FOR_BINARY:=false

 # Install content of Contrib/ directory?

 # Currently this contains a version of C-BIOS.

-INSTALL_CONTRIB:=true

+INSTALL_CONTRIB:=false