OSspecific: Removed unused random generator functions

src/OSspecific/POSIX/POSIX.C

@@ -59,14 +59,6 @@ Description
 
 #include <netinet/in.h>
 
-#ifdef USE_RANDOM
-    #include <climits>
-    #if INT_MAX    != 2147483647
-        #error "INT_MAX    != 2147483647"
-        #error "The random number generator may not work!"
-    #endif
-#endif
-
 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
 namespace Foam
@@ -1351,34 +1343,4 @@ Foam::fileNameList Foam::dlLoaded()
 }
 
 
-void Foam::osRandomSeed(const label seed)
-{
-    #ifdef USE_RANDOM
-    srandom((unsigned int)seed);
-    #else
-    srand48(seed);
-    #endif
-}
-
-
-Foam::label Foam::osRandomInteger()
-{
-    #ifdef USE_RANDOM
-    return random();
-    #else
-    return lrand48();
-    #endif
-}
-
-
-Foam::scalar Foam::osRandomDouble()
-{
-    #ifdef USE_RANDOM
-    return (scalar)random()/INT_MAX;
-    #else
-    return drand48();
-    #endif
-}
-
-
 // ************************************************************************* //