#include "libpq-fe.h" extern const char *progname; extern char *connection_string; extern char *dbhost; extern char *dbuser; extern char *dbport; extern char *dbname; extern int dbgetpassword; extern char *replication_slot; /* Connection kept global so we can disconnect easily */ extern PGconn *conn; extern PGconn *GetConnection(void); extern int64 feGetCurrentTimestamp(void); extern void feTimestampDifference(int64 start_time, int64 stop_time, long *secs, int *microsecs); extern bool feTimestampDifferenceExceeds(int64 start_time, int64 stop_time, int msec); extern void fe_sendint64(int64 i, char *buf); extern int64 fe_recvint64(char *buf);