--- /dev/null
+AC_DEFUN(PSI_CHECK_SYS_SELECT, [
+ AC_CHECK_HEADERS(sys/select.h)
+
+ PSI_STRUCT(fd_set, [])
+
+ PSI_CONST(FD_SETSIZE, int)
+
+ PSI_MACRO(void FD_CLEAR, [(int fd, fd_set *s)])
+ PSI_MACRO(void FD_COPY, [(fd_set *s1, fd_set *s2)])
+ PSI_MACRO(void FD_CLR, [(int fd, fd_set *s)])
+ PSI_MACRO(void FD_SET, [(int fd, fd_set *s)])
+ PSI_MACRO(int FD_ISSET, [(int fd, fd_set *s)])
+ PSI_MACRO(void FD_ZERO, [(fd_set *s)])
+
+ PSI_DECL(int select, [(int nfds, fd_set *readfds, fd_set *writefds, fd_set *errorfds, struct timeval *timeout)])
+ dnl PSI_DECL(int pselect, [(int nfds, fd_set *readfds, fd_set *writefds, fd_set *errorfds, struct timeval *timeout, sigset_t *sigmask)])
+])
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