5262 libm needs to be carefully unifdef'd
5268 libm doesn't need to hide symbols which are already local

*** 34,51 ****
          .type _nextafter,#function
  _nextafter      = __nextafter
  #include "libm_synonyms.h"
  #include "libm_protos.h"
  
- #if defined(LIBM_BUILD) && !defined(ELFOBJ)
- #define mENTRY(x)       ENTRY(__libm/**/x)
- #define mNAME(x)        NAME(__libm/**/x)
- #else
- #define mENTRY(x)       ENTRY(x)
- #define mNAME(x)        NAME(x)
- #endif
- 
          RO_DATA
          .align  8
  .Lconstant:
  two54   = 0x00
          .word   0x43500000,0x0          !  2**54
--- 34,43 ----
*** 108,118 ****
          be,a    1f                      ! xflow
          ldd     [%l0+tiny],%f2
          cmp     %i2,%l3
          bne,a   9f                      ! next_return
          ldd     [%fp+x],%f0
!         call    mNAME(_SVID_libm_err)   ! overflow
          or      %g0,46,%o4
          ba      9f
          nop
  1:                                      ! xflow
          fmuld   %f2,%f2,%f2
--- 100,110 ----
          be,a    1f                      ! xflow
          ldd     [%l0+tiny],%f2
          cmp     %i2,%l3
          bne,a   9f                      ! next_return
          ldd     [%fp+x],%f0
!         call    NAME(_SVID_libm_err)    ! overflow
          or      %g0,46,%o4
          ba      9f
          nop
  1:                                      ! xflow
          fmuld   %f2,%f2,%f2