[sysprof] Fix PowerPC checks for __NR_perf_counter_open.

[SÃren Sandmann Pedersen <ssp src gnome org>]

commit 4708a509aa9d65ae93e9824e42ddbc6e8d42d90c
Author: Michel DÃnzer <michel daenzer net>
Date:   Sat Aug 27 20:04:44 2011 +0200

    Fix PowerPC checks for __NR_perf_counter_open.
    
    __ppc__ isn't defined here on Debian powerpc. Grepping through the headers
    installed in /usr/include, there are a few references to __ppc__ and
    __ppc64__, but I suspect they're for other OSs.
    
    Signed-off-by: Michel DÃnzer <michel daenzer net>

 collector.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/collector.c b/collector.c
index b28964f..fe16967 100644
--- a/collector.c
+++ b/collector.c
@@ -175,7 +175,7 @@ sysprof_perf_counter_open (struct perf_counter_attr *attr,
 #define __NR_perf_counter_open 337
 #elif defined(__hppa__)
 #define __NR_perf_counter_open 318
-#elif defined(__ppc__) || defined(__ppc64__)
+#elif defined(__powerpc__) || defined(__powerpc64__)
 #define __NR_perf_counter_open 319
 #elif defined(__s390__)
 #define __NR_perf_counter_open 331