Ensure installation section is not inserted for C usage section

Author: Planeshifter

lib/node_modules/@stdlib/_tools/scripts/publish_packages.js

@@ -175,7 +175,7 @@ var CHANGELOG = [
 ].join( '\n' );
 
 var EXISTING_REPOS = {};
-var RE_USAGE_SECTION = /(## CLI\n\n)?(<!-- CLI usage documentation. -->\n\n)?<section class="usage">/g;
+var RE_USAGE_SECTION = /(## CLI\n\n)?(<!-- CLI usage documentation. -->\n\n|<!-- C usage documentation. -->\n\n)?<section class="usage">/g;
 var BASIC_GITHUB_TOPICS = [
 	'nodejs',
 	'javascript',
@@ -343,12 +343,16 @@ function onTopics( error, data, info ) {
 * @private
 * @param {string} match - entire match
 * @param {string} p1 - first capture group
+* @param {string} p2 - second capture group
 * @returns {string} replacement
 */
-function replacer( match, p1 ) {
-	if ( p1 && endsWith( p1, '## CLI\n\n' ) ) {
+function replacer( match, p1, p2 ) {
+	if ( p1 === '## CLI\n\n' ) {
 		return p1 + CLI_INSTALLATION_SECTION+'\n<section class="usage">';
 	}
+	else if ( p2 === '<!-- C usage documentation. -->\n\n' ) {
+		return p2 + '<section class="usage">';
+	}
 	return INSTALLATION_SECTION + '\n<section class="usage">';
 }