64-bit warning fix in setup.c:PreConfig()

Author: jkbzh

Changelog

@@ -4,10 +4,15 @@ Version Changes for Hypermail
 HYPERMAIL VERSION 2.4.0:
 ============================
 
+2018-10-12 Jose Kahan
+	* setup.c
+	PreConfig(): removed a 64-bit warning
+
 2018-10-11 Jose Kahan
 
-	* string.c parseemail(): for some reason if a ',' char was concatenaned
-	to an email address, it was being parsed as part of the email username.
+	* string.c
+	parseemail(): for some reason if a ',' char was concatenaned to an
+	email address, it was being parsed as part of the email username.
 
 2018-10-10 Jose Kahan
 

src/setup.c

@@ -1042,7 +1042,7 @@ void PreConfig(void)
 	case CFG_INTEGER:
 	case CFG_OCTAL:
 	    if (defval == cfg[i].def)
-	        *(int *)cfg[i].value = (int)defval;
+	        *(int *)cfg[i].value = (intptr_t)defval;
 	    else
 	        *(int *)cfg[i].value = atoi(defval);
 	    break;