diff --git a/MCFCplex/MCFCplex.C b/MCFCplex/MCFCplex.C
index 15d43b4..1013e3f 100755
--- a/MCFCplex/MCFCplex.C
+++ b/MCFCplex/MCFCplex.C
@@ -1285,13 +1285,14 @@ void MCFCplex::ChangeArc( cIndex name , cIndex nSN , cIndex nEN )
 {
  int temp = int( name );
  int sn , en;
- if( ( nSN == Inf<Index>() ) || ( nEN == Inf<Index>() ) ) 
-  if( net ) 
-   CPXNETgetarcnodes( env , net , &sn , &en , temp , temp );
-  else {
+ if( ( nSN == Inf<Index>() ) || ( nEN == Inf<Index>() ) ) {
+  if( net ) {
+   CPXNETgetarcnodes( env, net, &sn, &en, temp, temp );
+  } else {
    sn = Startn[ name ];
    en = Endn[ name ];
-   }
+  }
+ }
 
  if( nSN < Inf<Index>() )
   sn = int( nSN MINUSONE );
diff --git a/MCFCplex/MCFCplex.h b/MCFCplex/MCFCplex.h
index 993f070..cc2d493 100755
--- a/MCFCplex/MCFCplex.h
+++ b/MCFCplex/MCFCplex.h
@@ -42,7 +42,7 @@
 
 #include "MCFClass.h"
 
-#include "cplex.h"
+#include <ilcplex/cplex.h>
 
 /*--------------------------------------------------------------------------*/
 /*------------------------------- MACROS -----------------------------------*/
diff --git a/RelaxIV/RelaxIV.C b/RelaxIV/RelaxIV.C
index 0bce0e1..ac8d159 100755
--- a/RelaxIV/RelaxIV.C
+++ b/RelaxIV/RelaxIV.C
@@ -932,17 +932,19 @@ void RelaxIV::SolveMCF( void )
       if( ETZ( RC[ arc ] , EpsCst ) ) {
        Index t2 = Endn[ arc ];
        if( ! mark[ t2 ] )  // t2 is not labeled
-        if( GTZ( X[ arc ] , EpsFlw ) ) {
-         if( LTZ( Dfct[ t2 ] , EpsDfct ) )  
+       {
+        if( GTZ( X[ arc ], EpsFlw ) ) {
+         if( LTZ( Dfct[ t2 ], EpsDfct ) )
           save[ naugnod++ ] = t2;
 
          Prdcsr[ t2 ] = arc;
          label[ nlabel++ ] = t2;
          mark[ t2 ] = true;
          delx += X[ arc ];
-         }
-        else
+        } else {
          Prdcsr[ t2 ] = 0;
+        }
+       }
 
        prvarc = arc;
        arc = tnxtou[ arc ];
@@ -966,17 +968,19 @@ void RelaxIV::SolveMCF( void )
       if( ETZ( RC[ arc ] , EpsCst ) ) {
        Index t2 = Startn[ arc ];
        if( ! mark[ t2 ] )  // t2 is not labeled
-        if( GTZ( U[ arc ] , EpsFlw ) )  {
-         if( LTZ( Dfct[ t2 ] , EpsDfct ) )  
+       {
+        if( GTZ( U[ arc ], EpsFlw ) ) {
+         if( LTZ( Dfct[ t2 ], EpsDfct ) )
           save[ naugnod++ ] = t2;
 
          Prdcsr[ t2 ] = -arc;
          label[ nlabel++ ] = t2;
          mark[ t2 ] = true;
          delx += U[ arc ];
-         }
-        else
+        } else {
          Prdcsr[ t2 ] = 0;
+        }
+       }
 
        prvarc = arc;
        arc = tnxtin[ arc ];
@@ -1001,17 +1005,19 @@ void RelaxIV::SolveMCF( void )
       if( ETZ( RC[ arc ] , EpsCst ) ) {
        Index t2 = Startn[ arc ];
        if( ! mark[ t2 ] )  // t2 is not labelled
-        if( GTZ( X[ arc ] , EpsFlw ) ) {
-         if( GTZ( Dfct[ t2 ] , EpsDfct ) )  
+       {
+        if( GTZ( X[ arc ], EpsFlw ) ) {
+         if( GTZ( Dfct[ t2 ], EpsDfct ) )
           save[ naugnod++ ] = t2;
 
          Prdcsr[ t2 ] = arc;
          label[ nlabel++ ] = t2;
          mark[ t2 ] = true;
          delx += X[ arc ];
-         }
-        else
+        } else {
          Prdcsr[ t2 ] = 0;
+        }
+       }
 
        prvarc = arc;
        arc = tnxtin[ arc ];
@@ -1035,17 +1041,19 @@ void RelaxIV::SolveMCF( void )
       if( ETZ( RC[ arc ] , EpsCst ) ) {
        Index t2 = Endn[ arc ];
        if( ! mark[ t2 ] )  // t2 is not albelled
-        if( GTZ( U[ arc ] , EpsFlw ) ) {
-         if( GTZ( Dfct[ t2 ] , EpsDfct ) ) 
+       {
+        if( GTZ( U[ arc ], EpsFlw ) ) {
+         if( GTZ( Dfct[ t2 ], EpsDfct ) )
           save[ naugnod++ ] = t2;
 
          Prdcsr[ t2 ] = -arc;
          label[ nlabel++ ] = t2;
          mark[ t2 ] = true;
          delx += U[ arc ];
-         }
-        else
+        } else {
          Prdcsr[ t2 ] = 0;
+        }
+       }
 
        prvarc = arc;
        arc = tnxtou[ arc ];
@@ -2148,13 +2156,15 @@ MCFClass::Index RelaxIV::AddArc( cIndex Start , cIndex End , cFNumber aU ,
    arc = ffp;
    }
 
-  if( ! arc )
-   if( m < mmax ) 
+  if( ! arc ) {
+   if( m < mmax ) {
     arc = ++m;
-   else
-    return( Inf<Index>() );
+   } else {
+    return ( Inf< Index >() );
+   }
+  }
 
-  // insert new arc in position arc - - - - - - - - - - - - - - - - - - - - -
+ // insert new arc in position arc - - - - - - - - - - - - - - - - - - - - -
 
   C[ arc ] = aC;
   Cap[ arc ] = aU;
@@ -2310,7 +2320,7 @@ inline void RelaxIV::init_standard( void )
   Index_Set tFIn = FIn + n;
   for( tDfct = Dfct + n , tDDPos = DDPos + n , tDDNeg = DDNeg + n ;
        tDfct > Dfct ; tDfct-- , tDDPos-- , tDDNeg-- , tFOu-- , tFIn-- )
-   if( ! ETZ( *tDfct , EpsDfct ) )
+   if( ! ETZ( *tDfct , EpsDfct ) ) {
     if( LEZ( *tDDPos , EpsDfct ) ) {
      // compute delprc, the stepsize to the next breakpoint in the dual cost
      // as the price of node is increased: since the reduced cost of all
@@ -2365,7 +2375,7 @@ inline void RelaxIV::init_standard( void )
        break;
       }         // end for( ever )
      }
-    else
+    else {
      if( LEZ( *tDDNeg , EpsDfct ) ) {
       // Compute delprc, the stepsize to the next breakpoint in the dual cost
       // as the price of node is decreased. Since the reduced cost of all
@@ -2420,7 +2430,8 @@ inline void RelaxIV::init_standard( void )
         break;
        }  // end for( ever )
       }
-
+    }
+   }
   }  // end( for( npass ) )
  }  // end( init_standard )
 
diff --git a/SPTree/SPTree.C b/SPTree/SPTree.C
index 82aef01..90e6086 100755
--- a/SPTree/SPTree.C
+++ b/SPTree/SPTree.C
@@ -368,12 +368,14 @@ void SPTree::LoadNet( cIndex nmx , cIndex mmx , cIndex pn , cIndex pm ,
   if( di > 0 )
    DstBse[ NDsts++ ] = i;
   else
-   if( di < 0 )
-    if( Origin < InINF )
-     throw( MCFException( "SPTree::LoadNet: more than one source in pDfct" ) );
-    else
+   if( di < 0 ) {
+    if( Origin < InINF ) {
+     throw ( MCFException( "SPTree::LoadNet: more than one source in pDfct" ) );
+    } else {
      Origin = i;
-  }
+    }
+   }
+ }
 
  if( Origin == InINF )
   throw( MCFException( "SPTree::LoadNet: no sources in pDfct" ) );
diff --git a/extlib/makefile-libCPLEX b/extlib/makefile-libCPLEX
index 16b18e1..b43bb75 100644
--- a/extlib/makefile-libCPLEX
+++ b/extlib/makefile-libCPLEX
@@ -39,6 +39,6 @@ libCPLEXINCDIR = $(libCPLEXBSCDIR)lib/x86-64_osx/static_pic/
 # macroes to be exported- - - - - - - - - - - - - - - - - - - - - - - - - - -
 
 libCPLEXLIB = -L$(libCPLEXINCDIR) -lilocplex -lcplex $(libCPLEXEXTLIB)
-libCPLEXINC = -I$(libCPLEXBSCDIR)include/ilcplex/
+libCPLEXINC = -I$(libCPLEXBSCDIR)include/
 
 ############################# End of makefile ################################