If you don't know already: http://plan9.bell-labs.com/plan9/
Just write the following lines to /dev/kbmap
0 18 'f
1 18 'F
2 18 0
3 18 0
4 18 ^F
0 19 'p
1 19 'P
2 19 0
3 19 0
4 19 ^P
0 20 'g
1 20 'G
2 20 0
3 20 0
4 20 ^G
0 21 'j
1 21 'J
2 21 0
3 21 0
4 21 ^J
0 22 'l
1 22 'L
2 22 0
3 22 0
4 22 ^L
0 23 'u
1 23 'U
2 23 0
3 23 0
4 23 ^U
0 24 'y
1 24 'Y
2 24 0
3 24 0
4 24 ^Y
0 25 ';
1 25 ':
2 25 0
3 25 0
4 25 0
0 31 'r
1 31 'R
2 31 0
3 31 0
4 31 ^R
0 32 's
1 32 'S
2 32 0
3 32 0
4 32 ^S
0 33 't
1 33 'T
2 33 0
3 33 0
4 33 ^T
0 34 'd
1 34 'D
2 34 0
3 34 0
4 34 ^D
0 36 'n
1 36 'N
2 36 0
3 36 0
4 36 ^N
0 37 'e
1 37 'E
2 37 0
3 37 0
4 37 ^E
0 38 'i
1 38 'I
2 38 0
3 38 0
4 38 ^I
0 39 'o
1 39 'O
2 39 0
3 39 0
4 39 ^O
0 49 'k
1 49 'K
2 49 0
3 49 0
4 49 ^K