Based on patch from Pavel Rochnyack
https://git.ipfire.org/?p=thirdparty/collectd.git;a=commitdiff;h=d5a3c020d33cc33ee8049f54c7b4dffcd123bf83

diff -Naur collectd-4.10.9/src/sensors.c.orig collectd-4.10.9/src/sensors.c
--- collectd-4.10.9/src/sensors.c.orig	2013-04-08 08:26:17.000000000 +0200
+++ collectd-4.10.9/src/sensors.c	2021-04-13 23:17:43.196069346 +0200
@@ -150,7 +150,7 @@
 # endif
 /* #endif SENSORS_API_VERSION < 0x400 */
 
-#elif (SENSORS_API_VERSION >= 0x400) && (SENSORS_API_VERSION < 0x500)
+#elif (SENSORS_API_VERSION >= 0x400)
 typedef struct featurelist
 {
 	const sensors_chip_name    *chip;
@@ -162,11 +162,7 @@
 # ifndef SENSORS_CONF_PATH
 #  define SENSORS_CONF_PATH "/etc/sensors3.conf"
 # endif
-/* #endif (SENSORS_API_VERSION >= 0x400) && (SENSORS_API_VERSION < 0x500) */
 
-#else /* if SENSORS_API_VERSION >= 0x500 */
-# error "This version of libsensors is not supported yet. Please report this " \
-	"as bug."
 #endif
 
 static const char *conffile = SENSORS_CONF_PATH;
@@ -394,7 +390,7 @@
 	} /* while sensors_get_detected_chips */
 /* #endif SENSORS_API_VERSION < 0x400 */
 
-#elif (SENSORS_API_VERSION >= 0x400) && (SENSORS_API_VERSION < 0x500)
+#elif (SENSORS_API_VERSION >= 0x400)
 	chip_num = 0;
 	while ((chip = sensors_get_detected_chips (NULL, &chip_num)) != NULL)
 	{
@@ -448,7 +444,7 @@
 			} /* while (subfeature) */
 		} /* while (feature) */
 	} /* while (chip) */
-#endif /* (SENSORS_API_VERSION >= 0x400) && (SENSORS_API_VERSION < 0x500) */
+#endif /* (SENSORS_API_VERSION >= 0x400) */
 
 	if (first_feature == NULL)
 	{
@@ -541,7 +537,7 @@
 	} /* for fl = first_feature .. NULL */
 /* #endif SENSORS_API_VERSION < 0x400 */
 
-#elif (SENSORS_API_VERSION >= 0x400) && (SENSORS_API_VERSION < 0x500)
+#elif (SENSORS_API_VERSION >= 0x400)
 	for (fl = first_feature; fl != NULL; fl = fl->next)
 	{
 		double value;
@@ -576,7 +572,7 @@
 
 		sensors_submit (plugin_instance, type, type_instance, value);
 	} /* for fl = first_feature .. NULL */
-#endif /* (SENSORS_API_VERSION >= 0x400) && (SENSORS_API_VERSION < 0x500) */
+#endif /* (SENSORS_API_VERSION >= 0x400) */
 
 	return (0);
 } /* int sensors_read */