Make macros::expand_numeric return int64_t

While we can't change the C API there is really no reason to add a new
32 bit API. Changing now while it is still internal.

rpmio/macro.cc

@@ -2063,12 +2063,12 @@ macros::expand_this(const char *n, ARGV_const_t args, int flags)
     return std::make_pair(rc, target);
 }
 
-std::pair<int,int>
+std::pair<int,int64_t>
 macros::expand_numeric(const std::string & src, int flags)
 {
     auto [ exrc, s ] = macros().expand(src, flags);
     const char *val = s.c_str();
-    int rc = 0;
+    int64_t rc = 0;
     if (!(val && *val != '%'))
 	rc = 0;
     else if (*val == 'Y' || *val == 'y')
@@ -2077,14 +2077,14 @@ macros::expand_numeric(const std::string & src, int flags)
 	rc = 0;
     else {
 	char *end;
-	rc = strtol(val, &end, 0);
+	rc = strtoll(val, &end, 0);
 	if (!(end && *end == '\0'))
 	    rc = 0;
     }
     return std::make_pair(exrc, rc);
 }
 
-std::pair<int,int>
+std::pair<int,int64_t>
 macros::expand_numeric(const std::initializer_list<std::string> & src, int flags)
 {
     string buf;

rpmio/rpmmacro_internal.hh

@@ -66,8 +66,8 @@ public:
     std::pair<int,std::string> expand_this(const char *n, ARGV_const_t args,
 					int flags = 0);
     /* Expand macros to numeric value, with a return code (rc, number) */
-    std::pair<int,int> expand_numeric(const std::string & src, int flags = 0);
-    std::pair<int,int> expand_numeric(const std::initializer_list<std::string> & src,
+    std::pair<int,int64_t> expand_numeric(const std::string & src, int flags = 0);
+    std::pair<int,int64_t> expand_numeric(const std::initializer_list<std::string> & src,
 					int flags = 0);
     void init(const char *macrofiles);
     bool is_defined(const char *n);