chris@shell ~ $ gcc linux_vmsplice.c
linux_vmsplice.c:30:22: error: asm/page.h: No such file or directory
linux_vmsplice.c: In function ‘main’:
linux_vmsplice.c:211: error: ‘PAGE_SIZE’ undeclared (first use in this function)
linux_vmsplice.c:211: error: (Each undeclared identifier is reported only once
linux_vmsplice.c:211: error: for each function it appears in.)