diff --git a/sys/unix/hints/include/multiw-3.370 b/sys/unix/hints/include/multiw-3.370
index 5d11441d6..48e8536cc 100644
--- a/sys/unix/hints/include/multiw-3.370
+++ b/sys/unix/hints/include/multiw-3.370
@@ -65,6 +65,19 @@ CPLUSPLUS_NEEDED = 1
 endif
 endif
 
+# suppress several hundred warnings with groff 1.23
+#detection of groff
+NROFFISGROFF := $(shell echo `nroff --version | grep "GNU groff version"`)
+#$(info NROFFISGROFF=$(NROFFISGROFF))
+ifneq "$(NROFFISGROFF)" ""
+# get the version of groff
+GROFFGE123 := $(shell expr `echo $(NROFFISGROFF) | cut -f2 -d.` \>= 23)
+#$(info GROFFGE123=$(GROFFGE123))
+ifeq "$(GROFFGE123)" "1"
+NROFF_FLAGS = -W font
+endif
+endif  # NROFFISGROFF
+
 #end of hints/include/multiw-3.370
 #------------------------------------------------------------------------------
 
diff --git a/sys/unix/hints/linux.370 b/sys/unix/hints/linux.370
index 922f7a5bf..00e89022c 100755
--- a/sys/unix/hints/linux.370
+++ b/sys/unix/hints/linux.370
@@ -337,19 +337,6 @@ VARDIRPERM = 0755
 VARFILEPERM = 0600
 GAMEPERM = 0755
 
-# suppress several hundred warnings with groff 1.23
-#detection of groff
-NROFFISGROFF := $(shell echo `nroff --version | grep "GNU groff version"`)
-#$(info NROFFISGROFF=$(NROFFISGROFF))
-ifneq "$(NROFFISGROFF)" ""
-# get the version of groff
-GROFFGE123 := $(shell expr `echo $(NROFFISGROFF) | cut -f2 -d.` \>= 23)
-#$(info GROFFGE123=$(GROFFGE123))
-ifeq "$(GROFFGE123)" "1"
-NROFF_FLAGS = -W font
-endif
-endif  # NROFFISGROFF
-
 #
 #-INCLUDE cross-pre.370
 #