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Add mkstemp to stdlib.h
q

--- a/sys/include/ape/stdlib.h

+++ b/sys/include/ape/stdlib.h

@@ -49,6 +49,10 @@

 extern size_t mbstowcs(wchar_t *, const char *, size_t);

 extern size_t wcstombs(char *, const wchar_t *, size_t);

+#ifdef _POSIX_C_SOURCE

+extern int mkstemp(char *template);

+#endif

+

 #ifdef __cplusplus

 }

 #endif

--- /dev/null

+++ b/sys/src/ape/lib/ap/gen/mkstemp.c

@@ -1,0 +1,25 @@

+#include <stdlib.h>

+#include <string.h>

+#include <unistd.h>

+

+int

+mkstemp(char *template)

+{

+   char *s;

+   int i, fd;

+

+   s = strdup(template);

+   if(s == NULL)

+       return -1;

+   for(i=0; i<20; i++){

+       strcpy(s, template);

+       mktemp(s);

+       if((fd = creat(s, 0666)) >= 0){

+           strcpy(template, s);

+           free(s);

+           return fd;

+       }

+   }

+   free(s);

+   return -1;

+}