Commit97fe5b8

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fix for windows: conditional strndup() replacement

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Original file line number	Diff line number	Diff line change
`@@ -962,9 +962,18 @@ pgut_strndup(const char *str, size_t n)`
`962`	`962`	`if (str==NULL)`
`963`	`963`	`returnNULL;`
`964`	`964`
	`965`	`+#if_POSIX_C_SOURCE >=200809L`
`965`	`966`	`if ((ret=strndup(str,n))==NULL)`
`966`	`967`	`elog(ERROR,"could not duplicate string \"%s\": %s",`
`967`	`968`	`str,strerror(errno));`
	`969`	`+#else/* WINDOWS doesn't have strndup() */`
	`970`	`+if ((ret=malloc(n+1))==NULL)`
	`971`	`+elog(ERROR,"could not duplicate string \"%s\": %s",`
	`972`	`+str,strerror(errno));`
	`973`	`+`
	`974`	`+memcpy(ret,str,n);`
	`975`	`+ret[n]='\0';`
	`976`	`+#endif`
`968`	`977`	`returnret;`
`969`	`978`	`}`
`970`	`979`

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