https://gitlab.gnome.org/GNOME/gcr/-/issues/127

--- gcr-4.3.0/gcr/fixtures/gnupg-mock/mock-simple-output.orig
+++ gcr-4.3.0/gcr/fixtures/gnupg-mock/mock-simple-output
@@ -3,6 +3,6 @@
 # This script is used with test-gnupg-process
 set -euf
 
-echo -n "simple-"
-echo -n "outp"
-echo "ut"
\ No newline at end of file
+printf "simple-"
+printf "outp"
+echo "ut"
--- gcr-4.3.0/gcr/fixtures/gnupg-mock/mock-simple-error.orig
+++ gcr-4.3.0/gcr/fixtures/gnupg-mock/mock-simple-error
@@ -3,7 +3,7 @@
 # This script is used with test-gnupg-process
 set -euf
 
-echo -n "line 1: " >&2
+printf "line 1: " >&2
 echo "more line 1" >&2
 echo "line 2" >&2
 echo "line 3" >&2
\ No newline at end of file
--- gcr-4.3.0/gcr/fixtures/gnupg-mock/mock-status-and-attribute.orig
+++ gcr-4.3.0/gcr/fixtures/gnupg-mock/mock-status-and-attribute
@@ -29,6 +29,6 @@
 	exit 23
 fi
 
-echo -n "1lc923g4laoeurc23rc2" >&$AFD
+printf "1lc923g4laoeurc23rc2" >&$AFD
 echo "[GNUPG:] SCHEMA one two three four " >&$SFD
-echo -n "41lcg2r23c4gr3" >&$AFD
+printf "41lcg2r23c4gr3" >&$AFD
--- gcr-4.3.0/gcr/fixtures/gnupg-mock/mock-arguments-environ.orig
+++ gcr-4.3.0/gcr/fixtures/gnupg-mock/mock-arguments-environ
@@ -18,5 +18,5 @@
 	esac
 done
 
-echo -n $ENVIRON1 >&2
+printf $ENVIRON1 >&2
 echo $ENVIRON2 >&2