diff -urNp -x '*.orig' libtirpc-1.3.1.org/libtirpc.pc.in libtirpc-1.3.1/libtirpc.pc.in
--- libtirpc-1.3.1.org/libtirpc.pc.in	2020-12-01 16:06:57.000000000 +0100
+++ libtirpc-1.3.1/libtirpc.pc.in	2021-03-21 21:46:55.788370390 +0100
@@ -8,5 +8,5 @@ Description: Transport Independent RPC L
 Requires:
 Version: @PACKAGE_VERSION@
 Libs: -L${libdir} -ltirpc
-Libs.private: -lpthread
+Libs.private: -lpthread @GSSAPI_LIBS@
 Cflags: -I${includedir}/tirpc
diff -urNp -x '*.orig' libtirpc-1.3.1.org/src/Makefile.am libtirpc-1.3.1/src/Makefile.am
--- libtirpc-1.3.1.org/src/Makefile.am	2020-12-01 16:06:57.000000000 +0100
+++ libtirpc-1.3.1/src/Makefile.am	2021-03-21 21:46:55.788370390 +0100
@@ -12,8 +12,9 @@ AM_CPPFLAGS = -I$(top_srcdir)/tirpc -inc
 
 lib_LTLIBRARIES = libtirpc.la
 
-libtirpc_la_LDFLAGS = @LDFLAG_NOUNDEFINED@ -no-undefined -lpthread
+libtirpc_la_LDFLAGS = @LDFLAG_NOUNDEFINED@ -no-undefined
 libtirpc_la_LDFLAGS += -version-info @LT_VERSION_INFO@
+libtirpc_la_LIBADD = -lpthread
 
 libtirpc_la_SOURCES = auth_none.c auth_unix.c authunix_prot.c \
         binddynport.c bindresvport.c \
@@ -41,7 +42,7 @@ endif
 if GSS
     libtirpc_la_SOURCES += auth_gss.c authgss_prot.c svc_auth_gss.c \
 			   rpc_gss_utils.c
-    libtirpc_la_LIBADD = $(GSSAPI_LIBS)
+    libtirpc_la_LIBADD += $(GSSAPI_LIBS)
     libtirpc_la_CFLAGS = -DHAVE_RPCSEC_GSS $(GSSAPI_CFLAGS)
 endif