```5261 libm should stop using synonyms.h
5298 fabs is 0-sized, confuses dis(1) and others
Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Approved by: Gordon Ross <gwr@nexenta.com>
5262 libm needs to be carefully unifdef'd
5268 libm doesn't need to hide symbols which are already local
Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Reviewed by: Igor Kozhukhov <ikozhukhov@gmail.com>
Reviewed by: Gordon Ross <gwr@nexenta.com>
Approved by: Gordon Ross <gwr@nexenta.com>
```

 Split Close Expand all Collapse all
```          --- old/usr/src/lib/libm/common/Q/jnl.c
+++ new/usr/src/lib/libm/common/Q/jnl.c
```
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```  20   20   */
21   21
22   22  /*
24   24   */
25   25  /*
27   27   * Use is subject to license terms.
28   28   */
29   29
30      -#if defined(ELFOBJ)
31      -#pragma weak jnl = __jnl
32      -#pragma weak ynl = __ynl
33      -#endif
30 +#pragma weak __jnl = jnl
31 +#pragma weak __ynl = ynl
34   32
35   33  /*
36   34   * floating point Bessel's function of the 1st and 2nd kind
37   35   * of order n: jn(n,x),yn(n,x);
38   36   *
39   37   * Special cases:
40   38   *      y0(0)=y1(0)=yn(n,0) = -inf with division by zero signal;
41   39   *      y0(-ve)=y1(-ve)=yn(n,-ve) are NaN with invalid signal.
42   40   * Note 2. About jn(n,x), yn(n,x)
43   41   *      For n=0, j0(x) is called,
```
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