APCALL
#define apcall_exit(a) APCALL(APCALL_EXIT,(a))
#define apcall_read(a,b,c) APCALL(APCALL_READ,(a),(b),(c))
#define apcall_write(a,b,c) APCALL(APCALL_WRITE,(a),(b),(c))
#define apcall_open(a,b) APCALL(APCALL_OPEN,(a),(b))
#define apcall_close(a) APCALL(APCALL_CLOSE,(a))
#define apcall_lseek(a,b,c) APCALL(APCALL_LSEEK,(a),(b),(c))
#define apcall_ioctl(a,b,c) APCALL(APCALL_IOCTL,(a),(b),(c))
#define apcall_getenv(a) APCALL(APCALL_GETENV,(a))
#define apcall_flushcache() APCALL(APCALL_FLUSHCACHE)
#define apcall_gettimeofday(a) APCALL(APCALL_GETTIMEOFDAY,(a))