SDL_CDOpen() fails on Linux if data track on disc is mounted in the filesystem. Removing O_EXCL from open() call fixes this. Problem and solution noted by "Fosters": http://www.libsdl.org/pipermail/sdl/2005-March/068028.html

## Makefile.am for the SDL endian library

noinst_LTLIBRARIES = libendian.la

# Include the architecture-independent sources
COMMON_SRCS =			\
	SDL_endian.c

libendian_la_SOURCES = $(COMMON_SRCS)