ngx_log_debug8    132 core/ngx_log.h #define ngx_log_debug8  ngx_log_debug
ngx_log_debug8    172 core/ngx_log.h #define ngx_log_debug8(level, log, err, fmt,                                  \
ngx_log_debug8    191 core/ngx_log.h #define ngx_log_debug8(level, log, err, fmt, arg1, arg2, arg3, arg4, arg5,    \