diff --git a/SOPE/GDLContentStore/EOQualifier+GCS.m b/SOPE/GDLContentStore/EOQualifier+GCS.m
index 15d54a9d6..255525ed7 100644
--- a/SOPE/GDLContentStore/EOQualifier+GCS.m
+++ b/SOPE/GDLContentStore/EOQualifier+GCS.m
@@ -27,6 +27,10 @@
 
 #import "EOQualifier+GCS.h"
 
+#if __GNU_LIBOBJC__ >= 20100911
+#  define sel_eq(__A__,__B__) sel_isEqual(__A__,__B__)
+#endif
+
 @implementation EOQualifier(GCS)
 
 - (void)_appendAndQualifier:(EOAndQualifier *)_q 
@@ -88,21 +92,21 @@
 
   val = [_q value];
   if (val && [val isNotNull]) {
-    if (sel_isEqual(op, EOQualifierOperatorEqual))
+    if (sel_eq(op, EOQualifierOperatorEqual))
       qOperator = @"=";
-    else if (sel_isEqual(op, EOQualifierOperatorNotEqual))
+    else if (sel_eq(op, EOQualifierOperatorNotEqual))
       qOperator = @"!=";
-    else if (sel_isEqual(op, EOQualifierOperatorLessThan))
+    else if (sel_eq(op, EOQualifierOperatorLessThan))
       qOperator = @"<";
-    else if (sel_isEqual(op, EOQualifierOperatorGreaterThan))
+    else if (sel_eq(op, EOQualifierOperatorGreaterThan))
       qOperator = @">";
-    else if (sel_isEqual(op, EOQualifierOperatorLessThanOrEqualTo))
+    else if (sel_eq(op, EOQualifierOperatorLessThanOrEqualTo))
       qOperator = @"<=";
-    else if (sel_isEqual(op, EOQualifierOperatorGreaterThanOrEqualTo))
+    else if (sel_eq(op, EOQualifierOperatorGreaterThanOrEqualTo))
       qOperator = @">=";
-    else if (sel_isEqual(op, EOQualifierOperatorLike))
+    else if (sel_eq(op, EOQualifierOperatorLike))
       qOperator = @"LIKE";
-    else if (sel_isEqual(op, EOQualifierOperatorCaseInsensitiveLike)) {
+    else if (sel_eq(op, EOQualifierOperatorCaseInsensitiveLike)) {
       isCI = YES;
       qOperator = @"LIKE";
     }
@@ -124,11 +128,11 @@
     }
   }
   else {
-    if (sel_isEqual(op, EOQualifierOperatorEqual)) {
+    if (sel_eq(op, EOQualifierOperatorEqual)) {
       qOperator = @"IS";
       qValue = @"NULL";
     }
-    else if (sel_isEqual(op, EOQualifierOperatorNotEqual)) {
+    else if (sel_eq(op, EOQualifierOperatorNotEqual)) {
       qOperator = @"IS NOT";
       qValue = @"NULL";
     }
diff --git a/SOPE/GDLContentStore/GCSFolder.m b/SOPE/GDLContentStore/GCSFolder.m
index 8002b67cb..af49f91ce 100644
--- a/SOPE/GDLContentStore/GCSFolder.m
+++ b/SOPE/GDLContentStore/GCSFolder.m
@@ -44,6 +44,10 @@
 #import "EOQualifier+GCS.h"
 #import "GCSStringFormatter.h"
 
+#if __GNU_LIBOBJC__ >= 20100911
+#  define sel_eq(__A__,__B__) sel_isEqual(__A__,__B__)
+#endif
+
 typedef enum {
   noTableRequired = 0,
   quickTableRequired = 1,
@@ -391,20 +395,20 @@ static GCSStringFormatter *stringFormatter = nil;
     
     if (i > 0) [sql appendString:@", "];
     
-    if (sel_isEqual(sel, EOCompareAscending)) {
+    if (sel_eq(sel, EOCompareAscending)) {
       [sql appendString:column];
       [sql appendString:@" ASC"];
     }
-    else if (sel_isEqual(sel, EOCompareDescending)) {
+    else if (sel_eq(sel, EOCompareDescending)) {
       [sql appendString:column];
       [sql appendString:@" DESC"];
     }
-    else if (sel_isEqual(sel, EOCompareCaseInsensitiveAscending)) {
+    else if (sel_eq(sel, EOCompareCaseInsensitiveAscending)) {
       [sql appendString:@"UPPER("];
       [sql appendString:column];
       [sql appendString:@") ASC"];
     }
-    else if (sel_isEqual(sel, EOCompareCaseInsensitiveDescending)) {
+    else if (sel_eq(sel, EOCompareCaseInsensitiveDescending)) {
       [sql appendString:@"UPPER("];
       [sql appendString:column];
       [sql appendString:@") DESC"];