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static inline
int start_app(char *app_name, char *args){
#pragma pack(push, 1)
struct file_op_t
{
uint32_t fn;
uint32_t flags;
char* args;
uint32_t res1, res2;
char zero;
char* app_name __attribute__((packed));
} file_op;
memset(&file_op
, 0, sizeof(file_op
));
file_op.fn = 7;
file_op.args = args;
file_op.app_name = app_name;
#pragma pack(pop)
register int val;
asm volatile ("int $0x40":"=a"(val):"a"(70), "b"(&file_op));
return val;
}