简介
C语言函数集合
A
B
C
D
E
F
G
getgrnam(“wifi”)
H
I
J
K
L
M
N
O
P
Q
R
S
select()
int select(int n,fd_set * readfds,fd_set * writefds,fd_set * exceptfds,struct timeval * timeout);
select(I/O多工机制)
strncmp()
int select(int n,fd_set * readfds,fd_set * writefds,fd_set * exceptfds,struct timeval * timeout);
select(I/O多工机制)