[PATCH] wpp: Standardize the error and warning messages.

[Francois Gouget]

Use lowercase 'error:' and 'warning:' prefixes like other tools so the
messages can be recognized by standard tools.

Signed-off-by: Francois Gouget 
---
 libs/wpp/preproc.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libs/wpp/preproc.c b/libs/wpp/preproc.c
index df5adf0dbce..284704b9f41 100644
--- a/libs/wpp/preproc.c
+++ b/libs/wpp/preproc.c
@@ -692,7 +692,7 @@ int ppy_error(const char *s, ...)
 {
    va_list ap;
    va_start(ap, s);
-	generic_msg(s, "Error", ppy_text, ap);
+	generic_msg(s, "error", ppy_text, ap);
    va_end(ap);
    exit(1);
 }
@@ -701,7 +701,7 @@ int ppy_warning(const char *s, ...)
 {
    va_list ap;
    va_start(ap, s);
-	generic_msg(s, "Warning", ppy_text, ap);
+	generic_msg(s, "warning", ppy_text, ap);
    va_end(ap);
    return 0;
 }