diff -Naur free42-nologo-3.0.14.orig/gtk/Makefile free42-nologo-3.0.14/gtk/Makefile
--- free42-nologo-3.0.14.orig/gtk/Makefile	2022-08-13 23:55:44.000000000 +0200
+++ free42-nologo-3.0.14/gtk/Makefile	2022-09-23 20:46:30.096874563 +0200
@@ -40,10 +40,11 @@
 	 -DDECIMAL_GLOBAL_EXCEPTION_FLAGS=1 \
 	 -DDECIMAL_GLOBAL_EXCEPTION_FLAGS_ACCESS_FUNCTIONS=1
 
-CXXFLAGS = $(CFLAGS) \
+CXXFLAGS := $(CFLAGS) \
 	 -fno-exceptions \
 	 -fno-rtti \
-	 -D_WCHAR_T_DEFINED
+	 -D_WCHAR_T_DEFINED \
+	 ${CXXFLAGS}
 
 LIBS = gcc111libbid.a $(shell $(PKG_CONFIG) --libs gtk+-3.0)
 
@@ -118,7 +119,7 @@
 	./keymap2cc
 
 gcc111libbid.a:
-	sh ./build-intel-lib.sh
+	+sh ./build-intel-lib.sh
 	ln -s IntelRDFPMathLib20U1/TESTS/readtest.c
 
 symlinks: