diff -dcrpN pgsql.orig/src/interfaces/ecpg/preproc/ecpg.addons pgsql/src/interfaces/ecpg/preproc/ecpg.addons
*** pgsql.orig/src/interfaces/ecpg/preproc/ecpg.addons	2010-03-31 10:45:18.000000000 +0200
--- pgsql/src/interfaces/ecpg/preproc/ecpg.addons	2010-08-25 12:53:07.000000000 +0200
*************** ECPG: DeclareCursorStmtDECLAREcursor_nam
*** 302,311 ****
  		struct cursor *ptr, *this;
  		char *cursor_marker = $2[0] == ':' ? make_str("$0") : mm_strdup($2);
  		char *comment, *c1, *c2;
  
  		for (ptr = cur; ptr != NULL; ptr = ptr->next)
  		{
! 			if (strcmp($2, ptr->name) == 0)
  			{
  				if ($2[0] == ':')
                                          mmerror(PARSE_ERROR, ET_ERROR, "using variable \"%s\" in different declare statements is not supported", $2+1);
--- 302,312 ----
  		struct cursor *ptr, *this;
  		char *cursor_marker = $2[0] == ':' ? make_str("$0") : mm_strdup($2);
  		char *comment, *c1, *c2;
+ 		int (* strcmp_fn)(const char *, const char *) = ($2[0] == ':' ? strcmp : pg_strcasecmp);
  
  		for (ptr = cur; ptr != NULL; ptr = ptr->next)
  		{
! 			if (strcmp_fn($2, ptr->name) == 0)
  			{
  				if ($2[0] == ':')
                                          mmerror(PARSE_ERROR, ET_ERROR, "using variable \"%s\" in different declare statements is not supported", $2+1);
diff -dcrpN pgsql.orig/src/interfaces/ecpg/preproc/ecpg.header pgsql/src/interfaces/ecpg/preproc/ecpg.header
*** pgsql.orig/src/interfaces/ecpg/preproc/ecpg.header	2010-05-28 08:44:14.000000000 +0200
--- pgsql/src/interfaces/ecpg/preproc/ecpg.header	2010-08-25 12:56:40.000000000 +0200
*************** add_additional_variables(char *name, boo
*** 386,395 ****
  {
  	struct cursor *ptr;
  	struct arguments *p;
  
  	for (ptr = cur; ptr != NULL; ptr=ptr->next)
  	{
! 		if (strcmp(ptr->name, name) == 0)
  			break;
  	}
  
--- 386,396 ----
  {
  	struct cursor *ptr;
  	struct arguments *p;
+ 	int (* strcmp_fn)(const char *, const char *) = (name[0] == ':' ? strcmp : pg_strcasecmp);
  
  	for (ptr = cur; ptr != NULL; ptr=ptr->next)
  	{
! 		if (strcmp_fn(ptr->name, name) == 0)
  			break;
  	}
  
diff -dcrpN pgsql.orig/src/interfaces/ecpg/preproc/ecpg.trailer pgsql/src/interfaces/ecpg/preproc/ecpg.trailer
*** pgsql.orig/src/interfaces/ecpg/preproc/ecpg.trailer	2010-05-28 08:44:14.000000000 +0200
--- pgsql/src/interfaces/ecpg/preproc/ecpg.trailer	2010-08-25 12:58:20.000000000 +0200
*************** ECPGCursorStmt:  DECLARE cursor_name cur
*** 289,301 ****
  		{
  			struct cursor *ptr, *this;
  			char *cursor_marker = $2[0] == ':' ? make_str("$0") : mm_strdup($2);
  			struct variable *thisquery = (struct variable *)mm_alloc(sizeof(struct variable));
  			const char *con = connection ? connection : "NULL";
  			char *comment;
  
  			for (ptr = cur; ptr != NULL; ptr = ptr->next)
  			{
! 				if (strcmp($2, ptr->name) == 0)
  				{
  					/* re-definition is a bug */
  					if ($2[0] == ':')
--- 289,302 ----
  		{
  			struct cursor *ptr, *this;
  			char *cursor_marker = $2[0] == ':' ? make_str("$0") : mm_strdup($2);
+ 			int (* strcmp_fn)(const char *, const char *) = ($2[0] == ':' ? strcmp : pg_strcasecmp);
  			struct variable *thisquery = (struct variable *)mm_alloc(sizeof(struct variable));
  			const char *con = connection ? connection : "NULL";
  			char *comment;
  
  			for (ptr = cur; ptr != NULL; ptr = ptr->next)
  			{
! 				if (strcmp_fn($2, ptr->name) == 0)
  				{
  					/* re-definition is a bug */
  					if ($2[0] == ':')