FLOAT_BLOCK 2712 src/alloc.c GETMARKBIT (FLOAT_BLOCK (fptr), FLOAT_INDEX ((fptr))) FLOAT_BLOCK 2715 src/alloc.c SETMARKBIT (FLOAT_BLOCK (fptr), FLOAT_INDEX ((fptr))) FLOAT_BLOCK 2718 src/alloc.c UNSETMARKBIT (FLOAT_BLOCK (fptr), FLOAT_INDEX ((fptr)))