KAI C++ on Sun needs explicit -lm

[SVN r8876]

status/compiler.cfg

@@ -68,7 +68,7 @@ solaris
 kcc
 KCC 3.4g
 KCC -c --strict_warnings -I%include %source
-KCC -o boosttmp.exe --strict_warnings -I%include %source
+KCC -o boosttmp.exe --strict_warnings -I%include %source -lm
 KAI<br>KCC<br>3.4g
 
 solaris