peekfd: Include headers for ppc64

Currently peekfd fails to build on ppc64le architecture with musl
because it does not find reference for __WORDSIZE.

This patch just includes reference for this macro if it was not
previously defined.

diff --git a/src/peekfd.c b/src/peekfd.c
index 32723b594470d9591891636ef6c7879f5c635212..46f52a2ee885c06965e559c63856f3d17d6f1685 100644 (file)
--- a/src/peekfd.c
+++ b/src/peekfd.c
@@ -50,6 +50,10 @@
        #define REG_PARAM2 rsi
        #define REG_PARAM3 rdx
 #elif PPC
+       #if !defined(__WORDSIZE)
+       #include <bits/reg.h>
+       #endif
+
        #define REG_ORIG_ACCUM gpr[0]
        #define REG_ACCUM gpr[3]
        #define REG_PARAM1 orig_gpr3