diff -ruN postgresql12-12.11.orig/configure.in postgresql12-12.11/configure.in
--- postgresql12-12.11.orig/configure.in	2022-05-11 06:18:55.000000000 +0000
+++ postgresql12-12.11/configure.in	2022-05-11 06:21:43.517916123 +0000
@@ -1194,7 +1194,7 @@
 ##
 
 AC_CHECK_LIB(m, main)
-AC_SEARCH_LIBS(setproctitle, util)
+AC_SEARCH_LIBS(setproctitle, setproctitle)
 # gcc/clang's sanitizer helper library provides dlopen but not dlsym, thus
 # when enabling asan the dlopen check doesn't notice that -ldl is actually
 # required. Just checking for dlsym() ought to suffice.