Slight improvement to 1991/buzzard alt code

Now allows for 'q' to exit the maze. This is to be a bit more intuitive
at least for those who use the alt version, which is not the recommended
version to try first nor should it be. This change is not in the
original nor should it be.

1991/buzzard/buzzard.alt.c

@@ -27,5 +27,5 @@ p=P(d+1);q=P(d);if
 (abs(y)		),++i)D(g+2*i+(s==-1),"--");}else if
 (abs(y)		==p)D(g-s*(2*p+1),"|");else D(g-
 (abs(y)		*s*2),(s==1)^(y>0)?"\\":"/");}d-=s;}puts(
-"");h=0;}}f+=(b=='l')-(b=='h');f&=3;if(b=='k'){if(!m(1,0))continue;
+"");h=0;}}f+=(b=='l')-(b=='h');f&=3;if(b=='q')return 0;if(b=='k'){if(!m(1,0))continue;
 A+=X(f);B+=X(f-1);}}W((b=getchar())!=-1&&m(0,0)==1);return 0;}