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include(CheckCXXSourceCompiles)
include(CheckCSourceCompiles)
# This autoconf variable is obsolete; it's portable to assume C89 and signal
# handlers returning void
set(RETSIGTYPE "void")
set(RETSIGVAL "")
check_c_source_compiles("
#include <sys/types.h>
#include <sys/socket.h>
extern int socket(int, int, int);
extern int connect(int, const struct sockaddr *, int);
extern int send(int, const void *, int, int);
extern int recvfrom(int, void *, int, int, struct sockaddr *, int *);
int main() { return 0; }
" DO_SOCK_DECL)
if (DO_SOCK_DECL)
message(STATUS "socket() and friends need explicit declaration")
endif ()
check_cxx_source_compiles("
#include <stdlib.h>
#include <syslog.h>
extern \"C\" {
int openlog(const char* ident, int logopt, int facility);
int syslog(int priority, const char* message_fmt, ...);
int closelog();
}
int main() { return 0; }
" SYSLOG_INT)
if (SYSLOG_INT)
message(STATUS "syslog prototypes need declaration")
endif ()
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