[PATCH] erofs-utils: lib: Explicitly include <pthread.h> where used

[Satoshi Niwa]

compress.c and inode.c use pthread functions but do not explicitly include <pthread.h>.
This causes build failures with the Android build system,
which throws "error: implicit declaration of function pthread_*".

Signed-off-by: Satoshi Niwa <niwa at google.com>
---
 lib/compress.c | 3 +++
 lib/inode.c    | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/lib/compress.c b/lib/compress.c
index 17e7112..5d6fb2a 100644
--- a/lib/compress.c
+++ b/lib/compress.c
@@ -8,6 +8,9 @@
 #ifndef _LARGEFILE64_SOURCE
 #define _LARGEFILE64_SOURCE
 #endif
+#ifdef EROFS_MT_ENABLED
+#include <pthread.h>
+#endif
 #include <string.h>
 #include <stdlib.h>
 #include <unistd.h>
diff --git a/lib/inode.c b/lib/inode.c
index 7958d43..48f46b1 100644
--- a/lib/inode.c
+++ b/lib/inode.c
@@ -6,6 +6,9 @@
  * with heavy changes by Gao Xiang <xiang at kernel.org>
  */
 #define _GNU_SOURCE
+#ifdef EROFS_MT_ENABLED
+#include <pthread.h>
+#endif
 #include <string.h>
 #include <stdlib.h>
 #include <stdio.h>
-- 
2.47.0.rc0.187.ge670bccf7e-goog