NAME
snd_info_get_line - read one line from the procfs buffer
SYNOPSIS
int snd_info_get_line (snd_info_buffer_t * buffer, char * line,
int len);
ARGUMENTS
buffer the procfs buffer
line the buffer to store
len the max. buffer size - 1
DESCRIPTION
Reads one line from the buffer and stores the string.
Returns zero if successful, or 1 if error or EOF.