string_copying.7: EXAMPLES: Update stpecpy() example

The function was changed recently to return NULL on truncation; update
the example of use accordingly.

Signed-off-by: Alejandro Colomar <alx@kernel.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/man7/string_copying.7 b/man7/string_copying.7
index daf9723e8..3eb345d43 100644
--- a/man7/string_copying.7
+++ b/man7/string_copying.7
@@ -607,8 +607,8 @@ p = buf;
 p = stpecpy(p, end, "Hello ");
 p = stpecpy(p, end, "world");
 p = stpecpy(p, end, "!");
-if (p == end) {
-    p\-\-;
+if (p == NULL) {
+    len = sizeof(buf) \- 1;
     goto toolong;
 }
 len = p \- buf;