[monitoring-plugins] Fix fallout of the previous changes

[RincewindsHat]

 Module: monitoring-plugins
 Branch: master
 Commit: 81f3b4165146eedd2da60afc5677ec44a0db9829
 Author: RincewindsHat <12514511+RincewindsHat at users.noreply.github.com>
   Date: Thu Oct 19 12:20:27 2023 +0200
    URL: https://www.monitoring-plugins.org/repositories/monitoring-plugins/commit/?id=81f3b41

Fix fallout of the previous changes

---

 plugins/check_apt.c  | 2 +-
 plugins/check_http.c | 2 +-
 plugins/check_snmp.c | 4 ++--
 plugins/check_tcp.c  | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/plugins/check_apt.c b/plugins/check_apt.c
index 290c88e..5c0f6e2 100644
--- a/plugins/check_apt.c
+++ b/plugins/check_apt.c
@@ -252,7 +252,7 @@ int process_arguments (int argc, char **argv) {
 
 /* run an apt-get upgrade */
 int run_upgrade(int *pkgcount, int *secpkgcount, char ***pkglist, char ***secpkglist){
-	int i=0, result=STATE_UNKNOWN, regres=0, pc=0, spc=0;
+	int result=STATE_UNKNOWN, regres=0, pc=0, spc=0;
 	struct output chld_out, chld_err;
 	regex_t ireg, ereg, sreg;
 	char *cmdline=NULL, rerrbuf[64];
diff --git a/plugins/check_http.c b/plugins/check_http.c
index b9d8145..110f118 100644
--- a/plugins/check_http.c
+++ b/plugins/check_http.c
@@ -471,7 +471,7 @@ bool process_arguments (int argc, char **argv)
         free(http_method);
       http_method = strdup (optarg);
       char *tmp;
-      if ((tmp = strstr(http_method, ":")) > 0) {
+      if ((tmp = strstr(http_method, ":")) != NULL) {
         tmp[0] = '\0';
         http_method = http_method;
         http_method_proxy = ++tmp;
diff --git a/plugins/check_snmp.c b/plugins/check_snmp.c
index 01bee23..7ee9d0c 100644
--- a/plugins/check_snmp.c
+++ b/plugins/check_snmp.c
@@ -263,7 +263,7 @@ main (int argc, char **argv)
 			previous_string = strdup((char *) previous_state->data);
 			while((ap = strsep(&previous_string, ":")) != NULL) {
 				if(verbose>2)
-					printf("State for %d=%s\n", i, ap);
+					printf("State for %zd=%s\n", i, ap);
 				while (i >= previous_size) {
 					previous_size += OID_COUNT_STEP;
 					previous_value = realloc(previous_value, previous_size * sizeof(*previous_value));
@@ -415,7 +415,7 @@ main (int argc, char **argv)
 			break;
 
 		if (verbose > 2) {
-			printf("Processing oid %i (line %i)\n  oidname: %s\n  response: %s\n", i+1, line+1, oidname, response);
+			printf("Processing oid %zi (line %zi)\n  oidname: %s\n  response: %s\n", i+1, line+1, oidname, response);
 		}
 
 		/* Clean up type array - Sol10 does not necessarily zero it out */
diff --git a/plugins/check_tcp.c b/plugins/check_tcp.c
index c103612..054f1a3 100644
--- a/plugins/check_tcp.c
+++ b/plugins/check_tcp.c
@@ -275,7 +275,7 @@ main (int argc, char **argv)
 		}
 		printf("server_expect_count: %d\n", (int)server_expect_count);
 		for(size_t i = 0; i < server_expect_count; i++)
-			printf("\t%d: %s\n", i, server_expect[i]);
+			printf("\t%zd: %s\n", i, server_expect[i]);
 	}
 
 	/* if(len) later on, we know we have a non-NULL response */