unistr
Scans a string for the first occurrence of a specified substring
#include <unicode.h> N_EXTERN_LIBRARY(punicode) unistr ( const unicode N_FAR *s1, const unicode N_FAR *s2);
uses netwin32 Function unistr (s1 : const unicode; s2 : const unicode ) : punicode;
If the s2 parameter points to a zero length string, unistr returns the string pointed to by the s1 parameter.
unistr corresponds to the C strstr function.
For sample code, see Section 3.29, Example: unistr.