native get_user_flags(index, id = 0);
Client index, 0 to set flags of server
Flag set id, ranging from 0 to 31
Returns the client's admin flags as a bitflag sum.
For a list of possible flags, see the ADMIN_* constants in amxconst.inc
AMXX stores multiple sets of flags internally, but only flag set
0 is actively used. You should not change the value of the second
parameter from the default.
This function has no return value.
If the index is not within the range of 0 to MaxClients, an
error will be thrown.