vvp                27 sapi/fpm/fpm/fpm_config.h # define timersub(tvp, uvp, vvp)                          \
vvp                29 sapi/fpm/fpm/fpm_config.h 		(vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec;    \
vvp                30 sapi/fpm/fpm/fpm_config.h 		(vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec; \
vvp                31 sapi/fpm/fpm/fpm_config.h 		if ((vvp)->tv_usec < 0) {                         \
vvp                32 sapi/fpm/fpm/fpm_config.h 			(vvp)->tv_sec--;                              \
vvp                33 sapi/fpm/fpm/fpm_config.h 			(vvp)->tv_usec += 1000000;                    \