Remove an unused var and let build-release scp the files (#4150)

Just noticed a warning while building 6.1.1, pls one less copy/paste thing for me to do during release.

Author: PaulWessel

admin/build-release.sh

@@ -125,4 +125,6 @@ echo "build-release.sh: Place gmt-${Version}-src.tar.* on the ftp site" >&2
 if [ -f gmt-${Version}-darwin-x86_64.dmg ]; then
 	echo "build-release.sh: Place gmt-${Version}-darwin-x86_64.dmg on the ftp site" >&2
 fi
-#scp gmt-${Version}-darwin-x86_64.dmg gmt-${Version}-src.tar.* ftp:/export/ftp1/ftp/pub/pwessel/release
+if [ "${USER}" = "pwessel" ]; then	# Place file in pwessel SOEST ftp release directory
+	scp gmt-${Version}-darwin-x86_64.dmg gmt-${Version}-src.tar.* ftp.soest.hawaii.edu:/export/ftp1/ftp/pub/pwessel/release
+fi

src/postscriptlight.c

@@ -4860,7 +4860,7 @@ void psl_got_composite_fontswitch (struct PSL_CTRL *PSL, char *text) {
 	 * We look for such cases and count the occurrences, plus replace the font changing code
 	 * @ (either @~ or @%font% with ASCII escape (27)). */
 	size_t k;
-	int n = 0, step;
+	int n = 0;
 	for (k = 0; k < strlen (text); k++) {
 		if (text[k] != '@') continue;
 		/* Start of an escape sequence */
@@ -4872,14 +4872,11 @@ void psl_got_composite_fontswitch (struct PSL_CTRL *PSL, char *text) {
 		/* Here we do have such a thing, and we need to avoid the regular string splitting at @ in PSL_plottext and PSL_deftextdim */
 		text[k] = PSL_ASCII_ES;	/* Replace @ with ASCII ESC code for now */
 		k++;	/* Font code type is ~ or % */
-		if (text[k] == '~') {	/* Symbol font */
+		if (text[k] == '~')	/* Symbol font */
 			k++;	/* Step to character2 */
-			step = 1;	/* Since we will toggle back with @~ */
-		}
 		else {	/* Some random font switch */
 			k++;	/* Step past first % */
 			while (text[k] != '%') k++;	/* Skip past the font name or number */
-			step = 2;	/* Since we will toggle back with @%% */
 			k++;	/* Step to character2 */
 		}
 		if (text[k] == '\\') k += 4; else k++;	/* Skip the octal or regular second character */