[patch] to gas: portability fix

[Michael Sokolov]

Hi there,

Below is an obvious portability patch for gas.

--
Michael Sokolov
Public Service Agent
International Engineering and Science Task Force

1351 VINE AVE APT 27		Phone: +1-714-738-5409
FULLERTON CA 92833-4291 USA	(home office)

E-mail: msokolov@ivan.Harhan.ORG (ARPA TCP/SMTP)

Tue Dec 12 22:40:26 PST 2000  Michael Sokolov  <msokolov@ivan.Harhan.ORG>

	* dwarf2dbg.c: #include <limits.h> only if it exists.

Index: dwarf2dbg.c
===================================================================
RCS file: /cvs/src/src/gas/dwarf2dbg.c,v
retrieving revision 1.24
diff -p -r1.24 dwarf2dbg.c
*** dwarf2dbg.c	2000/12/12 21:21:39	1.24
--- dwarf2dbg.c	2000/12/13 06:42:32
***************
*** 28,36 ****
     FILENO is the filenumber.  */
  
  #include "ansidecl.h"
- #include <limits.h>
- 
  #include "as.h"
  
  #ifdef BFD_ASSEMBLER
  
--- 28,38 ----
     FILENO is the filenumber.  */
  
  #include "ansidecl.h"
  #include "as.h"
+ 
+ #ifdef HAVE_LIMITS_H
+ #include <limits.h>
+ #endif
  
  #ifdef BFD_ASSEMBLER