get a function attribute
ea - any address belonging to the function
attr - one of FUNCATTR_... constants
returns: -1 - error
otherwise returns the attribute value
long get_func_attr(long ea, long attr);
#ifndef __EA64__
#define FUNCATTR_START 0 // readonly: function start address
#define FUNCATTR_END 4 // readonly: function end address
#define FUNCATTR_FLAGS 8 // function flags
#define FUNCATTR_FRAME 16 // readonly: function frame id
#define FUNCATTR_FRSIZE 20 // readonly: size of local variables
#define FUNCATTR_FRREGS 24 // readonly: size of saved registers area
#define FUNCATTR_ARGSIZE 28 // readonly: number of bytes purged from the stack
#define FUNCATTR_FPD 32 // frame pointer delta
#define FUNCATTR_COLOR 36 // function color code
#define FUNCATTR_OWNER 16 // readonly: chunk owner (valid only for tail chunks)
#define FUNCATTR_REFQTY 20 // readonly: number of chunk parents (valid only for tail chunks)
#else // EA64
#define FUNCATTR_START 0
#define FUNCATTR_END 8
#define FUNCATTR_FLAGS 16
#define FUNCATTR_FRAME 24
#define FUNCATTR_FRSIZE 32
#define FUNCATTR_FRREGS 40
#define FUNCATTR_ARGSIZE 48
#define FUNCATTR_FPD 56
#define FUNCATTR_COLOR 64
#define FUNCATTR_OWNER 24
#define FUNCATTR_REFQTY 32
#endif