Skip input until a line begins with a one of the characters in str
The RecordReader to read from.
The set of characters to look for, must be in isgraph
This function skips lines, and then non-graphical chars (see isgraph) at the line beginnings,
until it finds a line where the first graph-char is one of the characters in str.
It stops on the char.
0 if there was no error reading
non-zero value on errors, especially EOF_BEFORE_SUCCESS
SeqAn - Sequence Analysis Library - www.seqan.de