ref: 7e7db2a9ce3cbe947415259b3dbda02a8fcb26d1
dir: /sys/src/cmd/aux/gps/dat.h/
typedef struct Place Place; struct Place { double lon; double lat; }; #pragma varargck type "L" Place enum { Undef = 0x80000000, Baud= 4800, /* 4800 is NMEA standard speed */ }; extern Place nowhere; extern int debug; int placeconv(Fmt*); Place strtopos(char*, char**); int strtolatlon(char*, char**, Place*);