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

@@ -27,94 +27,19 @@
  */
 
 #ifndef _C_LIBM_PROTOS_H
 #define _C_LIBM_PROTOS_H
 
-#ifdef LIBMOPT_BUILD
-#define _TBL_cos        __libmopt_TBL_cos
-#define _TBL_exp2_512   __libmopt_TBL_exp2_512
-#define _TBL_ipio2_inf  __libmopt_TBL_ipio2_inf
-#define _TBL_jlog_n1    __libmopt_TBL_jlog_n1
-#define _TBL_jlog_n2    __libmopt_TBL_jlog_n2
-#define _TBL_jlog_p1    __libmopt_TBL_jlog_p1
-#define _TBL_jlog_p2    __libmopt_TBL_jlog_p2
-#define _TBL_log10      __libmopt_TBL_log10
-#define _TBL_log2_14    __libmopt_TBL_log2_14
-#define _TBL_log2_9     __libmopt_TBL_log2_9
-#define _TBL_sin        __libmopt_TBL_sin
-#define _TBL_sincosx    __libmopt_TBL_sincosx
-#define _TBL_xexp       __libmopt_TBL_xexp
-#define _TBL_xlog       __libmopt_TBL_xlog
-#define __k_cos_        __libmopt__k_cos_
-#define __k_sin_        __libmopt__k_sin_
-#define __k_sincos_     __libmopt__k_sincos_
-#define __reduction     __libmopt__reduction
-#define __rem_pio2      __libmopt__rem_pio2
-#define __rem_pio2m     __libmopt__rem_pio2m
-#else   /* defined(LIBMOPT_BUILD) */
-#ifdef LIBM_BUILD
-#define _SVID_libm_err  __libm_SVID_libm_err    /* not used by -lsunmath */
-#define _TBL_atan       __libm_TBL_atan
-#define _TBL_atan1      __libm_TBL_atan1
-#define _TBL_atan_hi    __libm_TBL_atan_hi      /* not used by -lsunmath */
-#define _TBL_atan_lo    __libm_TBL_atan_lo      /* not used by -lsunmath */
-#define _TBL_exp2_hi    __libm_TBL_exp2_hi      /* not used by -lsunmath */
-#define _TBL_exp2_lo    __libm_TBL_exp2_lo      /* not used by -lsunmath */
-#define _TBL_ipio2_inf  __libm_TBL_ipio2_inf
-#define _TBL_log        __libm_TBL_log
-#define _TBL_log2_hi    __libm_TBL_log2_hi      /* not used by -lsunmath */
-#define _TBL_log2_lo    __libm_TBL_log2_lo      /* not used by -lsunmath */
-#define _TBL_log_hi     __libm_TBL_log_hi       /* not used by -lsunmath */
-#define _TBL_log_lo     __libm_TBL_log_lo       /* not used by -lsunmath */
-#define _TBL_sincos     __libm_TBL_sincos
-#define _TBL_sincosx    __libm_TBL_sincosx
-#define _TBL_tan_hi     __libm_TBL_tan_hi       /* not used by -lsunmath */
-#define _TBL_tan_lo     __libm_TBL_tan_lo       /* not used by -lsunmath */
-#define __k_cexp        __libm__k_cexp          /* C99 libm */
-#define __k_cexpl       __libm__k_cexpl         /* C99 libm */
-#define __k_clog_r      __libm__k_clog_r        /* C99 libm */
-#define __k_clog_rl     __libm__k_clog_rl       /* C99 libm */
-#define __k_atan2       __libm__k_atan2         /* C99 libm */
-#define __k_atan2l      __libm__k_atan2l        /* C99 libm */
-#define __k_cos         __libm__k_cos
-#define __k_lgamma      __libm__k_lgamma
-#define __k_sin         __libm__k_sin
-#define __k_sincos      __libm__k_sincos
-#define __k_tan         __libm__k_tan
-#define __reduction     __libm__reduction       /* i386 only */
+/*
+ * Many symbols used to be namespaced with __libm to prevent collisions.  All
+ * but these two were otherwise scoped local and directly bound, so that
+ * collision could not occur.
+ *
+ * For reasons unknown, these two are global (but private).
+ */
 #define __rem_pio2      __libm__rem_pio2
 #define __rem_pio2m     __libm__rem_pio2m
-#define __k_cosf        __libm__k_cosf          /* C99 libm */
-#define __k_cosl        __libm__k_cosl          /* C99 libm */
-#define __k_lgammal     __libm__k_lgammal       /* C99 libm */
-#define __k_sincosf     __libm__k_sincosf       /* C99 libm */
-#define __k_sincosl     __libm__k_sincosl       /* C99 libm */
-#define __k_sinf        __libm__k_sinf          /* C99 libm */
-#define __k_sinl        __libm__k_sinl          /* C99 libm */
-#define __k_tanf        __libm__k_tanf          /* C99 libm */
-#define __k_tanl        __libm__k_tanl          /* C99 libm */
-#define __poly_libmq    __libm__poly_libmq      /* C99 libm */
-#define __rem_pio2l     __libm__rem_pio2l       /* C99 libm */
-#define _TBL_atanl_hi   __libm_TBL_atanl_hi     /* C99 libm */
-#define _TBL_atanl_lo   __libm_TBL_atanl_lo     /* C99 libm */
-#define _TBL_cosl_hi    __libm_TBL_cosl_hi      /* C99 libm */
-#define _TBL_cosl_lo    __libm_TBL_cosl_lo      /* C99 libm */
-#define _TBL_expl_hi    __libm_TBL_expl_hi      /* C99 libm */
-#define _TBL_expl_lo    __libm_TBL_expl_lo      /* C99 libm */
-#define _TBL_expm1l     __libm_TBL_expm1l       /* C99 libm */
-#define _TBL_expm1lx    __libm_TBL_expm1lx      /* C99 libm */
-#define _TBL_ipio2l_inf __libm_TBL_ipio2l_inf   /* C99 libm */
-#define _TBL_logl_hi    __libm_TBL_logl_hi      /* C99 libm */
-#define _TBL_logl_lo    __libm_TBL_logl_lo      /* C99 libm */
-#define _TBL_r_atan_hi  __libm_TBL_r_atan_hi    /* C99 libm */
-#define _TBL_r_atan_lo  __libm_TBL_r_atan_lo    /* C99 libm */
-#define _TBL_sinl_hi    __libm_TBL_sinl_hi      /* C99 libm */
-#define _TBL_sinl_lo    __libm_TBL_sinl_lo      /* C99 libm */
-#define _TBL_tanl_hi    __libm_TBL_tanl_hi      /* C99 libm */
-#define _TBL_tanl_lo    __libm_TBL_tanl_lo      /* C99 libm */
-#endif  /* defined(LIBM_BUILD) */
-#endif  /* defined(LIBMOPT_BUILD) */
 
 #ifndef _ASM
 #ifdef __STDC__
 #define __P(p)  p
 #else