diff --git a/indra/llcorehttp/_httpoprequest.cpp b/indra/llcorehttp/_httpoprequest.cpp
index d7205db8ec..765182df94 100644
--- a/indra/llcorehttp/_httpoprequest.cpp
+++ b/indra/llcorehttp/_httpoprequest.cpp
@@ -546,7 +546,7 @@ HttpStatus HttpOpRequest::prepareRequest(HttpService * service)
     long sslHostV(0L);
     long dnsCacheTimeout(-1L);
     long nobody(0L);
-    long last_modified(0L); // <FS:Ansariel> GetIfModified request
+    curl_off_t lastModified(0L);
 
     if (mReqOptions)
     {
@@ -555,7 +555,7 @@ HttpStatus HttpOpRequest::prepareRequest(HttpService * service)
         sslHostV = mReqOptions->getSSLVerifyHost() ? 2L : 0L;
         dnsCacheTimeout = mReqOptions->getDNSCacheTimeout();
         nobody = mReqOptions->getHeadersOnly() ? 1L : 0L;
-        last_modified = mReqOptions->getLastModified(); // <FS:Ansariel> GetIfModified request
+        lastModified = (curl_off_t)mReqOptions->getLastModified();
     }
     check_curl_easy_setopt(mCurlHandle, CURLOPT_FOLLOWLOCATION, follow_redirect);
 
@@ -564,13 +564,16 @@ HttpStatus HttpOpRequest::prepareRequest(HttpService * service)
 
     check_curl_easy_setopt(mCurlHandle, CURLOPT_NOBODY, nobody);
 
-    // <FS:Ansariel> GetIfModified request
-    if (last_modified > 0)
+    if (lastModified)
     {
         check_curl_easy_setopt(mCurlHandle, CURLOPT_TIMECONDITION, CURL_TIMECOND_IFMODSINCE);
-        check_curl_easy_setopt(mCurlHandle, CURLOPT_TIMEVALUE, last_modified);
+#if (LIBCURL_VERSION_NUM >= 0x073B00)
+        // requires curl 7.59.0
+        check_curl_easy_setopt(mCurlHandle, CURLOPT_TIMEVALUE_LARGE, lastModified);
+#else
+        check_curl_easy_setopt(mCurlHandle, CURLOPT_TIMEVALUE, (long)lastModified);
+#endif
     }
-    // </FS:Ansariel>
 
     // The Linksys WRT54G V5 router has an issue with frequent
     // DNS lookups from LAN machines.  If they happen too often,
diff --git a/indra/llcorehttp/httpoptions.cpp b/indra/llcorehttp/httpoptions.cpp
index ceeb3b51c5..5abd28e211 100644
--- a/indra/llcorehttp/httpoptions.cpp
+++ b/indra/llcorehttp/httpoptions.cpp
@@ -47,8 +47,8 @@ HttpOptions::HttpOptions() :
     mVerifyPeer(sDefaultVerifyPeer),
     mVerifyHost(false),
     mDNSCacheTimeout(-1L),
-    mNoBody(false),
-    mLastModified(0) // <FS:Ansariel> GetIfModified request
+    mLastModified(0),
+    mNoBody(false)
 {}
 
 
@@ -130,16 +130,14 @@ void HttpOptions::setHeadersOnly(bool nobody)
     }
 }
 
+void HttpOptions::setLastModified(time_t lastModified)
+{
+    mLastModified = lastModified;
+}
+
 void HttpOptions::setDefaultSSLVerifyPeer(bool verify)
 {
     sDefaultVerifyPeer = verify;
 }
 
-// <FS:Ansariel> GetIfModified request
-void HttpOptions::setLastModified(long last_modified)
-{
-    mLastModified = last_modified;
-}
-// </FS:Ansariel>
-
 }   // end namespace LLCore
diff --git a/indra/llcorehttp/httpoptions.h b/indra/llcorehttp/httpoptions.h
index ca558c05eb..fdb277c66e 100644
--- a/indra/llcorehttp/httpoptions.h
+++ b/indra/llcorehttp/httpoptions.h
@@ -178,6 +178,13 @@ public:
         return mNoBody;
     }
 
+    // Default:   0
+    void setLastModified(time_t lastModified);
+    time_t getLastModified() const
+    {
+        return mLastModified;
+    }
+
     /// Sets default behavior for verifying that the name in the
     /// security certificate matches the name of the host contacted.
     /// Defaults false if not set, but should be set according to
@@ -185,14 +192,6 @@ public:
     /// NoVerifySSLCert
     static void         setDefaultSSLVerifyPeer(bool verify);
 
-    // <FS:Ansariel> GetIfModified request
-    void                setLastModified(long last_modified);
-    long                getLastModified() const
-    {
-        return mLastModified;
-    }
-    // </FS:Ansariel>
-
 protected:
     bool                mWantHeaders;
     int                 mTracing;
@@ -207,10 +206,9 @@ protected:
     bool                mVerifyHost;
     int                 mDNSCacheTimeout;
     bool                mNoBody;
+    time_t              mLastModified;
 
     static bool         sDefaultVerifyPeer;
-
-    long                mLastModified; // <FS:Ansariel> GetIfModified request
 }; // end class HttpOptions
 
 
diff --git a/indra/newview/fsgridhandler.cpp b/indra/newview/fsgridhandler.cpp
index 1ec663622f..ef3e045214 100644
--- a/indra/newview/fsgridhandler.cpp
+++ b/indra/newview/fsgridhandler.cpp
@@ -949,7 +949,7 @@ std::string LLGridManager::getGridLabel(const std::string& grid)
 {
     std::string grid_label;
     std::string grid_name = getGrid(grid);
-    if (!grid.empty())
+    if (!grid_name.empty())
     {
         grid_label = mGridList[grid_name][GRID_LABEL_VALUE].asString();
     }
@@ -1099,7 +1099,7 @@ std::string LLGridManager::getGridId(const std::string& grid)
 {
     std::string grid_id;
     std::string grid_name = getGrid(grid);
-    if (!grid.empty())
+    if (!grid_name.empty())
     {
         // FS:AW FIRE-7468
         // NOTE: GRID_ID_VALUE  has a different meaning in llviewernetwork
diff --git a/indra/newview/llviewernetwork.cpp b/indra/newview/llviewernetwork.cpp
index f62aa01002..9b4b730bf5 100644
--- a/indra/newview/llviewernetwork.cpp
+++ b/indra/newview/llviewernetwork.cpp
@@ -468,7 +468,7 @@ std::string LLGridManager::getGridLabel(const std::string& grid)
 {
     std::string grid_label;
     std::string grid_name = getGrid(grid);
-    if (!grid.empty())
+    if (!grid_name.empty())
     {
         grid_label = mGridList[grid_name][GRID_LABEL_VALUE].asString();
     }
@@ -484,7 +484,7 @@ std::string LLGridManager::getGridId(const std::string& grid)
 {
     std::string grid_id;
     std::string grid_name = getGrid(grid);
-    if (!grid.empty())
+    if (!grid_name.empty())
     {
         grid_id = mGridList[grid_name][GRID_ID_VALUE].asString();
     }
diff --git a/scripts/packages-formatter.py b/scripts/packages-formatter.py
index 84fa27ca65..08a17e572f 100755
--- a/scripts/packages-formatter.py
+++ b/scripts/packages-formatter.py
@@ -42,7 +42,7 @@ _autobuild_env=os.environ.copy()
 # Coerce stdout encoding to utf-8 as cygwin's will be detected as cp1252 otherwise.
 _autobuild_env["PYTHONIOENCODING"] = "utf-8"
 
-pkg_line=re.compile('^([\w-]+):\s+(.*)$')
+pkg_line=re.compile(r'^([\w-]+):\s+(.*)$')
 
 def autobuild(*args):
     """