with only one character.
(lprefix_len): Set default to one.
* ldmain.h (lprefix_len): Declare.
* ldsym.c (write_file_locals): Use strncmp rather than a character
comparison for lprefix.
* emultmpl/m88kbcs.em (before_parse): Set lprefix and lprefix_len
correctly.
* emultmpl/hppaosf.em: Include ldexp.h.
(before_parse): Set lprefix and lprefix_len correctly.