diff --git a/build-fixes.diff b/build-fixes.diff
deleted file mode 100644
index 3d916fc..0000000
--- a/build-fixes.diff
+++ /dev/null
@@ -1,44 +0,0 @@
-From: Jan Engelhardt <jengelh@inai.de>
-Date: 2017-04-29 23:27:41.440333149 +0200
-
-build: resolve duplicate definition
-
- cxsc.C:52:5: error: 'UInt** FuncLog2Int' redeclared as different kind of symbol
-  Obj FuncLog2Int;
- /usr/lib/gap/src/gmpints.h:249:12: note: previous declaration 'UInt** FuncLog2Int(Bag, Bag)'
-  extern Obj FuncLog2Int( Obj self, Obj intnum);
----
- src/cxsc.C |    6 +++---
- 1 file changed, 3 insertions(+), 3 deletions(-)
-
-Index: float-0.7.5/src/cxsc.C
-===================================================================
---- float-0.7.5.orig/src/cxsc.C
-+++ float-0.7.5/src/cxsc.C
-@@ -49,7 +49,7 @@ bool Disjoint(cxsc::cinterval &a, cxsc::
- Obj TYPE_CXSC_RP, TYPE_CXSC_CP, TYPE_CXSC_RI, TYPE_CXSC_CI;
- Obj IS_CXSC_RP, IS_CXSC_CP, IS_CXSC_RI, IS_CXSC_CI;
- Obj FAMILY_CXSC;
--Obj FuncLog2Int;
-+Obj MyFuncLog2Int;
- 
- /****************************************************************
-  * creators
-@@ -1153,7 +1153,7 @@ static cxsc::real get_real (Obj l, int p
-   cxsc::real m = Double(INT_INTOBJ(RemInt(mant,INTOBJ_INT(1 << 27))));
-   cxsc::times2pown(m,-27);
-   m += Double(INT_INTOBJ(QuoInt(mant,INTOBJ_INT(1 << 27))));
--  cxsc::times2pown(m,exp+27-INT_INTOBJ(CALL_1ARGS(FuncLog2Int,mant)));
-+  cxsc::times2pown(m,exp+27-INT_INTOBJ(CALL_1ARGS(MyFuncLog2Int,mant)));
-   return m;
- }
- 
-@@ -1423,7 +1423,7 @@ int InitCXSCKernel (void)
- 
-   ImportGVarFromLibrary ("CXSCFloatsFamily", &FAMILY_CXSC);
- 
--  ImportFuncFromLibrary ("Log2Int", &FuncLog2Int);
-+  ImportFuncFromLibrary ("Log2Int", &MyFuncLog2Int);
- 
-   set_unexpected (cxsc_unexpected);
-   set_terminate (cxsc_terminate);