diff -urp CQRlib-1.1.2/Makefile CQRlib-1.1.2-tag/Makefile
--- CQRlib-1.1.2/Makefile	2018-07-22 13:11:57.238425395 +0700
+++ CQRlib-1.1.2-tag/Makefile	2018-07-23 16:54:06.726303747 +0700
@@ -46,7 +46,7 @@ RELEASE = 1.1.0
 #
 # Compiler and compilation flags
 #
-CC	= gcc
+CC = gcc
 CXX = g++
 CFLAGS  = -g -O2  -Wall -ansi -pedantic
 CPPFLAGS = $(CFLAGS) -DCQR_NOCCODE=1
@@ -87,16 +87,16 @@ else
 INCLUDES = -I$(INC)
 endif
 
-COMPILE_COMMAND         =  $(LIBTOOL) --mode=compile $(CC) $(CFLAGS) $(INCLUDES) $(WARNINGS) -c
-LIBRARY_LINK_COMMAND    =  $(LIBTOOL) --mode=link  $(CC) -version-info $(VERSION) -rpath $(INSTALLDIR)/lib
-BUILD_COMMAND_LOCAL     =  $(LIBTOOL) --mode=link $(CC) $(CFLAGS) $(INCLUDES)
-BUILD_COMMAND_DYNAMIC   =  $(LIBTOOL) --mode=link $(CC) $(CFLAGS) -rdynamic -I $(INSTALLDIR)/include -L$(INSTALLDIR)/lib
-BUILD_COMMAND_STATIC    =  $(LIBTOOL) --mode=link $(CC) $(CFLAGS) -static -I $(INSTALLDIR)/include -L$(INSTALLDIR)/lib
-CPPCOMPILE_COMMAND      =  $(LIBTOOL) --mode=compile $(CXX) $(CPPFLAGS) $(INCLUDES) $(WARNINGS) -c
-CPPLIBRARY_LINK_COMMAND =  $(LIBTOOL) --mode=link $(CXX) -version-info $(VERSION) -rpath $(INSTALLDIR)/lib
-CPPBUILD_COMMAND_LOCAL  =  $(LIBTOOL) --mode=link $(CXX) $(CPPFLAGS) $(INCLUDES)
-CPPBUILD_COMMAND_DYNAMIC=  $(LIBTOOL) --mode=link $(CXX) $(CPPFLAGS) -rdynamic -I $(INSTALLDIR)/include -L$(INSTALLDIR)/lib
-CPPBUILD_COMMAND_STATIC =  $(LIBTOOL) --mode=link $(CXX) $(CPPFLAGS) -static -I $(INSTALLDIR)/include -L$(INSTALLDIR)/lib
+COMPILE_COMMAND         =  $(LIBTOOL) --mode=compile --tag CC $(CC) $(CFLAGS) $(INCLUDES) $(WARNINGS) -c
+LIBRARY_LINK_COMMAND    =  $(LIBTOOL) --mode=link --tag CC  $(CC) -version-info $(VERSION) -rpath $(INSTALLDIR)/lib
+BUILD_COMMAND_LOCAL     =  $(LIBTOOL) --mode=link --tag CC $(CC) $(CFLAGS) $(INCLUDES)
+BUILD_COMMAND_DYNAMIC   =  $(LIBTOOL) --mode=link --tag CC $(CC) $(CFLAGS) -rdynamic -I $(INSTALLDIR)/include -L$(INSTALLDIR)/lib
+BUILD_COMMAND_STATIC    =  $(LIBTOOL) --mode=link --tag CC $(CC) $(CFLAGS) -static -I $(INSTALLDIR)/include -L$(INSTALLDIR)/lib
+CPPCOMPILE_COMMAND      =  $(LIBTOOL) --mode=compile --tag CXX $(CXX) $(CPPFLAGS) $(INCLUDES) $(WARNINGS) -c
+CPPLIBRARY_LINK_COMMAND =  $(LIBTOOL) --mode=link --tag CXX $(CXX) -version-info $(VERSION) -rpath $(INSTALLDIR)/lib
+CPPBUILD_COMMAND_LOCAL  =  $(LIBTOOL) --mode=link --tag CXX $(CXX) $(CPPFLAGS) $(INCLUDES)
+CPPBUILD_COMMAND_DYNAMIC=  $(LIBTOOL) --mode=link --tag CXX $(CXX) $(CPPFLAGS) -rdynamic -I $(INSTALLDIR)/include -L$(INSTALLDIR)/lib
+CPPBUILD_COMMAND_STATIC =  $(LIBTOOL) --mode=link --tag CXX $(CXX) $(CPPFLAGS) -static -I $(INSTALLDIR)/include -L$(INSTALLDIR)/lib
 INSTALL_COMMAND         =  $(LIBTOOL) --mode=install cp
 INSTALL_FINISH_COMMAND  =  $(LIBTOOL) --mode=finish