Don't examine outside of the prefix for gettext on macOS/Darwin.
https://bugs.gentoo.org/757309
--- a/config.mak.uname
+++ b/config.mak.uname
@@ -148,17 +148,6 @@ ifeq ($(uname_S),Darwin)
 	HAVE_NS_GET_EXECUTABLE_PATH = YesPlease
 	CSPRNG_METHOD = arc4random
 
-	# Workaround for `gettext` being keg-only and not even being linked via
-	# `brew link --force gettext`, should be obsolete as of
-	# https://github.com/Homebrew/homebrew-core/pull/53489
-	ifeq ($(shell test -d /usr/local/opt/gettext/ && echo y),y)
-		BASIC_CFLAGS += -I/usr/local/include -I/usr/local/opt/gettext/include
-		BASIC_LDFLAGS += -L/usr/local/lib -L/usr/local/opt/gettext/lib
-		ifeq ($(shell test -x /usr/local/opt/gettext/bin/msgfmt && echo y),y)
-			MSGFMT = /usr/local/opt/gettext/bin/msgfmt
-		endif
-	endif
-
 	# The builtin FSMonitor on MacOS builds upon Simple-IPC.  Both require
 	# Unix domain sockets and PThreads.
 	ifndef NO_PTHREADS