diff --git a/src/interfaces/ecpg/ecpglib/data.c b/src/interfaces/ecpg/ecpglib/data.c
index 5035dbd705..6088c66aa5 100644
--- a/src/interfaces/ecpg/ecpglib/data.c
+++ b/src/interfaces/ecpg/ecpglib/data.c
@@ -1,4 +1,4 @@
-/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/data.c,v 1.51 2010/02/27 21:53:21 tgl Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/data.c,v 1.52 2010/05/20 22:10:45 meskes Exp $ */
 
 #define POSTGRES_ECPG_INTERNAL
 #include "postgres_fe.h"
@@ -177,12 +177,12 @@ ecpg_get_data(const PGresult *results, int act_tuple, int act_field, int lineno,
 		case ECPGt_unsigned_long:
 			*((long *) (ind + ind_offset * act_tuple)) = value_for_indicator;
 			break;
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 		case ECPGt_long_long:
 		case ECPGt_unsigned_long_long:
 			*((long long int *) (ind + ind_offset * act_tuple)) = value_for_indicator;
 			break;
-#endif   /* HAVE_LONG_LONG_INT_64 */
+#endif   /* HAVE_LONG_LONG */
 		case ECPGt_NO_INDICATOR:
 			if (value_for_indicator == -1)
 			{
@@ -265,12 +265,12 @@ ecpg_get_data(const PGresult *results, int act_tuple, int act_field, int lineno,
 						case ECPGt_unsigned_long:
 							*((long *) (ind + ind_offset * act_tuple)) = size;
 							break;
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 						case ECPGt_long_long:
 						case ECPGt_unsigned_long_long:
 							*((long long int *) (ind + ind_offset * act_tuple)) = size;
 							break;
-#endif   /* HAVE_LONG_LONG_INT_64 */
+#endif   /* HAVE_LONG_LONG */
 						default:
 							break;
 					}
@@ -350,7 +350,7 @@ ecpg_get_data(const PGresult *results, int act_tuple, int act_field, int lineno,
 					}
 					break;
 
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 #ifdef HAVE_STRTOLL
 				case ECPGt_long_long:
 					*((long long int *) (var + offset * act_tuple)) = strtoll(pval, &scan_length, 10);
@@ -376,7 +376,7 @@ ecpg_get_data(const PGresult *results, int act_tuple, int act_field, int lineno,
 
 					break;
 #endif   /* HAVE_STRTOULL */
-#endif   /* HAVE_LONG_LONG_INT_64 */
+#endif   /* HAVE_LONG_LONG */
 
 				case ECPGt_float:
 				case ECPGt_double:
@@ -489,12 +489,12 @@ ecpg_get_data(const PGresult *results, int act_tuple, int act_field, int lineno,
 									case ECPGt_unsigned_long:
 										*((long *) (ind + ind_offset * act_tuple)) = size;
 										break;
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 									case ECPGt_long_long:
 									case ECPGt_unsigned_long_long:
 										*((long long int *) (ind + ind_offset * act_tuple)) = size;
 										break;
-#endif   /* HAVE_LONG_LONG_INT_64 */
+#endif   /* HAVE_LONG_LONG */
 									default:
 										break;
 								}
@@ -534,12 +534,12 @@ ecpg_get_data(const PGresult *results, int act_tuple, int act_field, int lineno,
 									case ECPGt_unsigned_long:
 										*((long *) (ind + offset * act_tuple)) = variable->len;
 										break;
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 									case ECPGt_long_long:
 									case ECPGt_unsigned_long_long:
 										*((long long int *) (ind + ind_offset * act_tuple)) = variable->len;
 										break;
-#endif   /* HAVE_LONG_LONG_INT_64 */
+#endif   /* HAVE_LONG_LONG */
 									default:
 										break;
 								}
diff --git a/src/interfaces/ecpg/ecpglib/descriptor.c b/src/interfaces/ecpg/ecpglib/descriptor.c
index 21dbe0ce08..b2edc2850b 100644
--- a/src/interfaces/ecpg/ecpglib/descriptor.c
+++ b/src/interfaces/ecpg/ecpglib/descriptor.c
@@ -1,6 +1,6 @@
 /* dynamic SQL support routines
  *
- * $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/descriptor.c,v 1.36 2010/02/26 02:01:30 momjian Exp $
+ * $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/descriptor.c,v 1.37 2010/05/20 22:10:45 meskes Exp $
  */
 
 #define POSTGRES_ECPG_INTERNAL
@@ -127,14 +127,14 @@ get_int_item(int lineno, void *var, enum ECPGttype vartype, int value)
 		case ECPGt_unsigned_long:
 			*(unsigned long *) var = (unsigned long) value;
 			break;
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 		case ECPGt_long_long:
 			*(long long int *) var = (long long int) value;
 			break;
 		case ECPGt_unsigned_long_long:
 			*(unsigned long long int *) var = (unsigned long long int) value;
 			break;
-#endif   /* HAVE_LONG_LONG_INT_64 */
+#endif   /* HAVE_LONG_LONG */
 		case ECPGt_float:
 			*(float *) var = (float) value;
 			break;
@@ -172,14 +172,14 @@ set_int_item(int lineno, int *target, const void *var, enum ECPGttype vartype)
 		case ECPGt_unsigned_long:
 			*target = *(unsigned long *) var;
 			break;
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 		case ECPGt_long_long:
 			*target = *(long long int *) var;
 			break;
 		case ECPGt_unsigned_long_long:
 			*target = *(unsigned long long int *) var;
 			break;
-#endif   /* HAVE_LONG_LONG_INT_64 */
+#endif   /* HAVE_LONG_LONG */
 		case ECPGt_float:
 			*target = *(float *) var;
 			break;
diff --git a/src/interfaces/ecpg/ecpglib/execute.c b/src/interfaces/ecpg/ecpglib/execute.c
index 8ae102b449..60b7c75f0e 100644
--- a/src/interfaces/ecpg/ecpglib/execute.c
+++ b/src/interfaces/ecpg/ecpglib/execute.c
@@ -1,4 +1,4 @@
-/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/execute.c,v 1.95 2010/02/26 02:01:30 momjian Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/execute.c,v 1.96 2010/05/20 22:10:45 meskes Exp $ */
 
 /*
  * The aim is to get a simpler inteface to the database routines.
@@ -541,13 +541,13 @@ ecpg_store_input(const int lineno, const bool force_indicator, const struct vari
 			if (*(long *) var->ind_value < 0L)
 				*tobeinserted_p = NULL;
 			break;
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 		case ECPGt_long_long:
 		case ECPGt_unsigned_long_long:
 			if (*(long long int *) var->ind_value < (long long) 0)
 				*tobeinserted_p = NULL;
 			break;
-#endif   /* HAVE_LONG_LONG_INT_64 */
+#endif   /* HAVE_LONG_LONG */
 		case ECPGt_NO_INDICATOR:
 			if (force_indicator == false)
 			{
@@ -679,7 +679,7 @@ ecpg_store_input(const int lineno, const bool force_indicator, const struct vari
 
 				*tobeinserted_p = mallocedval;
 				break;
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 			case ECPGt_long_long:
 				if (!(mallocedval = ecpg_alloc(asize * 30, lineno)))
 					return false;
@@ -717,7 +717,7 @@ ecpg_store_input(const int lineno, const bool force_indicator, const struct vari
 
 				*tobeinserted_p = mallocedval;
 				break;
-#endif   /* HAVE_LONG_LONG_INT_64 */
+#endif   /* HAVE_LONG_LONG */
 			case ECPGt_float:
 				if (!(mallocedval = ecpg_alloc(asize * 25, lineno)))
 					return false;
diff --git a/src/interfaces/ecpg/ecpglib/extern.h b/src/interfaces/ecpg/ecpglib/extern.h
index 7a5259f793..d42e929595 100644
--- a/src/interfaces/ecpg/ecpglib/extern.h
+++ b/src/interfaces/ecpg/ecpglib/extern.h
@@ -1,4 +1,4 @@
-/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/extern.h,v 1.39 2010/02/26 02:01:30 momjian Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/extern.h,v 1.40 2010/05/20 22:10:45 meskes Exp $ */
 
 #ifndef _ECPG_LIB_EXTERN_H
 #define _ECPG_LIB_EXTERN_H
@@ -13,6 +13,11 @@
 #include <limits.h>
 #endif
 
+/* Do we know the C99 data type "long long"? */
+#if defined(LLONG_MIN) || defined(LONGLONG_MIN) || defined(HAVE_LONG_LONG_INT_64)
+#define HAVE_LONG_LONG 1
+#endif
+
 enum COMPAT_MODE
 {
 	ECPG_COMPAT_PGSQL = 0, ECPG_COMPAT_INFORMIX, ECPG_COMPAT_INFORMIX_SE
diff --git a/src/interfaces/ecpg/ecpglib/misc.c b/src/interfaces/ecpg/ecpglib/misc.c
index 9fade9ea3c..92cbad9a18 100644
--- a/src/interfaces/ecpg/ecpglib/misc.c
+++ b/src/interfaces/ecpg/ecpglib/misc.c
@@ -1,4 +1,4 @@
-/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/misc.c,v 1.56 2010/02/26 02:01:30 momjian Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/ecpglib/misc.c,v 1.57 2010/05/20 22:10:46 meskes Exp $ */
 
 #define POSTGRES_ECPG_INTERNAL
 #include "postgres_fe.h"
@@ -17,7 +17,7 @@
 #include "pgtypes_interval.h"
 #include "pg_config_paths.h"
 
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 #ifndef LONG_LONG_MIN
 #ifdef LLONG_MIN
 #define LONG_LONG_MIN LLONG_MIN
@@ -327,12 +327,12 @@ ECPGset_noind_null(enum ECPGttype type, void *ptr)
 		case ECPGt_date:
 			*((long *) ptr) = LONG_MIN;
 			break;
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 		case ECPGt_long_long:
 		case ECPGt_unsigned_long_long:
 			*((long long *) ptr) = LONG_LONG_MIN;
 			break;
-#endif   /* HAVE_LONG_LONG_INT_64 */
+#endif   /* HAVE_LONG_LONG */
 		case ECPGt_float:
 			memset((char *) ptr, 0xff, sizeof(float));
 			break;
@@ -399,13 +399,13 @@ ECPGis_noind_null(enum ECPGttype type, void *ptr)
 			if (*((long *) ptr) == LONG_MIN)
 				return true;
 			break;
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 		case ECPGt_long_long:
 		case ECPGt_unsigned_long_long:
 			if (*((long long *) ptr) == LONG_LONG_MIN)
 				return true;
 			break;
-#endif   /* HAVE_LONG_LONG_INT_64 */
+#endif   /* HAVE_LONG_LONG */
 		case ECPGt_float:
 			return (_check(ptr, sizeof(float)));
 			break;
diff --git a/src/interfaces/ecpg/preproc/ecpg.header b/src/interfaces/ecpg/preproc/ecpg.header
index 6b05776ee5..848a3a23dc 100644
--- a/src/interfaces/ecpg/preproc/ecpg.header
+++ b/src/interfaces/ecpg/preproc/ecpg.header
@@ -1,4 +1,4 @@
-/* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/ecpg.header,v 1.14 2010/03/09 11:09:45 meskes Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/ecpg.header,v 1.15 2010/05/20 22:10:46 meskes Exp $ */
 
 /* Copyright comment */
 %{
@@ -7,6 +7,11 @@
 #include "extern.h"
 #include <unistd.h>
 
+/* Do we know the C99 datatype "long long"? */
+#if defined(LLONG_MIN) || defined(LONGLONG_MIN) || defined(HAVE_LONG_LONG_INT_64)
+#define HAVE_LONG_LONG 1
+#endif
+
 /* Location tracking support --- simpler than bison's default */
 #define YYLLOC_DEFAULT(Current, Rhs, N) \
 	do { \
diff --git a/src/interfaces/ecpg/preproc/ecpg.trailer b/src/interfaces/ecpg/preproc/ecpg.trailer
index d5e16afab6..1d854d4bbc 100644
--- a/src/interfaces/ecpg/preproc/ecpg.trailer
+++ b/src/interfaces/ecpg/preproc/ecpg.trailer
@@ -1,4 +1,4 @@
-/* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/ecpg.trailer,v 1.24 2010/03/31 08:45:18 meskes Exp $ */
+/* $PostgreSQL: pgsql/src/interfaces/ecpg/preproc/ecpg.trailer,v 1.25 2010/05/20 22:10:46 meskes Exp $ */
 
 statements: /*EMPTY*/
                 | statements statement
@@ -781,7 +781,7 @@ unsigned_type: SQL_UNSIGNED SQL_SHORT		{ $$ = ECPGt_unsigned_short; }
 		| SQL_UNSIGNED SQL_LONG INT_P		{ $$ = ECPGt_unsigned_long; }
 		| SQL_UNSIGNED SQL_LONG SQL_LONG
 		{
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 			$$ = ECPGt_unsigned_long_long;
 #else
 			$$ = ECPGt_unsigned_long;
@@ -789,7 +789,7 @@ unsigned_type: SQL_UNSIGNED SQL_SHORT		{ $$ = ECPGt_unsigned_short; }
 		}
 		| SQL_UNSIGNED SQL_LONG SQL_LONG INT_P
 		{
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 			$$ = ECPGt_unsigned_long_long;
 #else
 			$$ = ECPGt_unsigned_long;
@@ -805,7 +805,7 @@ signed_type: SQL_SHORT				{ $$ = ECPGt_short; }
 		| SQL_LONG INT_P			{ $$ = ECPGt_long; }
 		| SQL_LONG SQL_LONG
 		{
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 			$$ = ECPGt_long_long;
 #else
 			$$ = ECPGt_long;
@@ -813,7 +813,7 @@ signed_type: SQL_SHORT				{ $$ = ECPGt_short; }
 		}
 		| SQL_LONG SQL_LONG INT_P
 		{
-#ifdef HAVE_LONG_LONG_INT_64
+#ifdef HAVE_LONG_LONG
 			$$ = ECPGt_long_long;
 #else
 			$$ = ECPGt_long;