Include fcntl.h to pacify compiler errors on musl
like

error: unknown type name 'loff_t'
Cover rpc headers under proper conditional
Dont use __P its undefined

Upstream-Status: Pending

Signed-off-by: Khem Raj <raj.khem@gmail.com>

diff --git a/quota.h b/quota.h
index 4c21411..d20c217 100644
--- a/quota.h
+++ b/quota.h
@@ -182,6 +182,6 @@ enum {
 	#endif
 #endif
 
-long quotactl __P((int, const char *, qid_t, caddr_t));
+long quotactl (int, const char *, qid_t, caddr_t);
 
 #endif /* _QUOTA_ */
diff --git a/quotacheck.c b/quotacheck.c
index 2cdf475..07c18a7 100644
--- a/quotacheck.c
+++ b/quotacheck.c
@@ -19,6 +19,7 @@
 #include <unistd.h>
 #include <stdlib.h>
 #include <errno.h>
+#include <fcntl.h>
 
 #include <sys/stat.h>
 #include <sys/types.h>
diff --git a/quotaio.c b/quotaio.c
index 94ae458..d57fc1a 100644
--- a/quotaio.c
+++ b/quotaio.c
@@ -12,6 +12,7 @@
 #include <string.h>
 #include <unistd.h>
 #include <stdlib.h>
+#include <fcntl.h>
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <sys/file.h>
diff --git a/rquota_client.c b/rquota_client.c
index a3a4ae3..0ffe7a9 100644
--- a/rquota_client.c
+++ b/rquota_client.c
@@ -19,7 +19,9 @@
 
 #include "config.h"
 
+#if defined(RPC)
 #include <rpc/rpc.h>
+#endif
 #include <sys/types.h>
 #include <sys/param.h>
 #include <sys/stat.h>
@@ -35,7 +37,9 @@
 #include <stdint.h>
 
 #include "mntopt.h"
+#if defined(RPC)
 #include "rquota.h"
+#endif
 #include "common.h"
 #include "quotaio.h"
 #include "quotasys.h"
