diff -up ./contrib/Makefile.in.remove_rpmbuild ./contrib/Makefile.in
--- ./contrib/Makefile.in.remove_rpmbuild	2019-01-16 15:00:18.627548108 -0600
+++ ./contrib/Makefile.in	2019-01-16 15:00:38.756215308 -0600
@@ -84,35 +84,3 @@ $(CGI_O): $(CGI_C)
 
 %.cgi : %.c
 	$(CC) $(CFLAGS) $(LDFLAGS) $< $(CGI_O) -o $@
-
-##############################################################################
-# rpm making automation for CentOS/RHEL.
-
-ARCH ?= $(shell uname -m)
-ifeq ($(ARCH),x86_64)
-RPM_ARCH := x86_64
-else
-    ifeq ($(ARCH),i686)
-RPM_ARCH := i386
-    else
-        ifeq ($(ARCH),aarch64)
-RPM_ARCH := aarch64
-        else
-$(error Unknown arch "$(ARCH)".)
-        endif
-    endif
-endif
-
-rpm:
-	# create nagios tar ball.
-	@(cd ..;rm -f nagios-@VERSION@)
-	@(cd ..;ln -s . nagios-@VERSION@)
-	@(cd ..;tar zhcf nagios-@VERSION@.tar.gz --exclude nagios-@VERSION@/nagios-@VERSION@.tar.gz --exclude nagios-@VERSION@/nagios-@VERSION@ --exclude RCS --exclude CVS --exclude build-* --exclude *~ --exclude .git* nagios-@VERSION@/)
-	@(cd ..;rm -f nagios-@VERSION@)
-	# build the rpm using rpmbuild from ./rmbuild as topdir
-	@rm -rf rpmbuild && mkdir -p rpmbuild/SOURCES
-	@cp  ../nagios-@VERSION@.tar.gz rpmbuild/SOURCES/nagios-@VERSION@.tar.gz
-	@rpmbuild -ba --define "_topdir ${PWD}/rpmbuild"   ../nagios.spec
-	@mv rpmbuild/RPMS/$(RPM_ARCH)/*.rpm .
-	@ls -l *.rpm
-