debian man page for voice_sweep_frequency

voice_sweep_frequency(3alleg4)					  Allegro manual				    voice_sweep_frequency(3alleg4)

NAME
       voice_sweep_frequency - Starts a frequency sweep for a voice. Allegro game programming library.

SYNOPSIS
       #include <allegro.h>

       void voice_sweep_frequency(int voice, int time, int endfreq);

DESCRIPTION
       Starts a frequency sweep (glissando) from the current pitch to the specified ending pitch, lasting for time milliseconds.

SEE ALSO
       voice_set_frequency(3alleg4)

Allegro 							   version 4.4.2				    voice_sweep_frequency(3alleg4)