sapi/litespeed and ext/standard: Fix few build warnings. (php#18265)

Author: devnexen

ext/standard/exec.c

@@ -118,7 +118,7 @@ PHPAPI int php_exec(int type, const char *cmd, zval *array, zval *return_value)
 	php_stream *stream;
 	size_t buflen, bufl = 0;
 #if PHP_SIGCHILD
-	void (*sig_handler)() = signal(SIGCHLD, SIG_DFL);
+	void (*sig_handler)(int) = signal(SIGCHLD, SIG_DFL);
 #endif
 
 #ifdef PHP_WIN32

ext/standard/mail.c

@@ -445,7 +445,7 @@ PHPAPI bool php_mail(const char *to, const char *subject, const char *message, c
 	const char *hdr = headers;
 	char *ahdr = NULL;
 #if PHP_SIGCHILD
-	void (*sig_handler)() = NULL;
+	void (*sig_handler)(int) = NULL;
 #endif
 
 #define MAIL_RET(val) \

sapi/litespeed/lsapi_main.c

@@ -1678,11 +1678,11 @@ PHP_FUNCTION(litespeed_response_headers)
     char         headerBuf[SAPI_LSAPI_MAX_HEADER_LENGTH];
 
     if (zend_parse_parameters_none() == FAILURE) {
-		RETURN_THROWS();
-	}
+	    RETURN_THROWS();
+    }
 
-    if (!&SG(sapi_headers).headers) {
-        RETURN_FALSE;
+    if (!zend_llist_count(&SG(sapi_headers).headers)) {
+	    RETURN_FALSE;
     }
     array_init(return_value);
 

sapi/litespeed/lscriu.c

@@ -658,7 +658,7 @@ static int LSCRIU_Init_Env_Parameters(void)
 }
 
 
-void LSCRIU_inc_req_processed()
+void LSCRIU_inc_req_processed(void)
 {
     if (!LSCRIU_Get_Global_Counter_Type()) {
         ++s_requests_count;