Import sources from 2011-03-30 iso image - sys/include

sys/include/ape/error.h

@@ -0,0 +1,19 @@
+#ifndef __ERROR_H
+#define __ERROR_H
+#ifndef _RESEARCH_SOURCE
+   This header file is not defined in pure ANSI or POSIX
+#endif
+#pragma lib "/$M/lib/ape/libv.a"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern char *_progname;		/* program name */
+extern void _perror(char *);	/* perror but with _progname */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _ERROR_H */