locale stuff should use libc safe lmalloc.  Other fixes from tests.

*** 42,51 ****
--- 42,52 ----
  #include <sys/stat.h>
  #include <sys/mman.h>
  #include <fcntl.h>
  #include <unistd.h>
  
+ #include "libc.h"
  #include "runetype.h"
  #include "runefile.h"
  
  _RuneLocale *
  _Read_RuneMagi(const char *fname)
*** 137,147 ****
          }
  
          /*
           * Convert from disk format to host format.
           */
!         data = malloc(sizeof (_RuneLocale) +
              (frl->runetype_ext_nranges + frl->maplower_ext_nranges +
              frl->mapupper_ext_nranges) * sizeof (_RuneEntry) +
              runetype_ext_len * sizeof (*rr->__types) +
              frl->variable_len);
          if (data == NULL) {
--- 138,148 ----
          }
  
          /*
           * Convert from disk format to host format.
           */
!         data = libc_malloc(sizeof (_RuneLocale) +
              (frl->runetype_ext_nranges + frl->maplower_ext_nranges +
              frl->mapupper_ext_nranges) * sizeof (_RuneEntry) +
              runetype_ext_len * sizeof (*rr->__types) +
              frl->variable_len);
          if (data == NULL) {