[~] $ rdoc --all --ri
Parsing sources...
unable to convert "\x80" from ASCII-8BIT to UTF-8 for wiringPi/devLib/font.h, skipping
100% [172/172]  wiringPi/wiringPi/wiringShift.o

Generating RI format into /home/storm/.rdoc...

Files:      172

Classes:      0 (0 undocumented)
Modules:      0 (0 undocumented)
Constants:    0 (0 undocumented)
Attributes:   0 (0 undocumented)
Methods:      0 (0 undocumented)

Total:        0 (0 undocumented)
  0.00% documented

Elapsed: 13.5s

[~] $