[Bug 261423] New: math.h missing in kdeedu/kalgebra/analitzagui/graph2d.cpp

[snc at macports.org]

https://bugs.kde.org/show_bug.cgi?id=261423

           Summary: math.h missing in
                    kdeedu/kalgebra/analitzagui/graph2d.cpp
           Product: kde
           Version: unspecified
          Platform: Compiled Sources
        OS/Version: OS X
            Status: UNCONFIRMED
          Severity: normal
          Priority: NOR
         Component: general
        AssignedTo: unassigned-bugs at kde.org
        ReportedBy: snc at macports.org


Version:           unspecified (using KDE 4.5.90) 
OS:                OS X

isinf and isnan are undefined on the mac without math.h included

Reproducible: Always

Steps to Reproduce:
attempt to build on the mac

Actual Results:  
build fails, functions are undefined

/opt/local/var/macports/build/_Users_aeetes_kde_kdeedu4/work/kdeedu-4.5.90/kalgebra/analitzagui/graph2d.cpp:
In member function 'void Graph2D::drawFunctions(QPaintDevice*)':
/opt/local/var/macports/build/_Users_aeetes_kde_kdeedu4/work/kdeedu-4.5.90/kalgebra/analitzagui/graph2d.cpp:245

Expected Results:  
successful build

Looks like isinf and isnan are defined in math.h:
http://developer.apple.com/library/mac/#documentation/Darwin/Reference/ManPages/man3/isinf.3.html

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