13 files changed, 75 insertions, 86 deletions
diff --git a/src/include/skalibs/djbunix.h b/src/include/skalibs/djbunix.h
index 03fd092..af76ec4 100644
--- a/src/include/skalibs/djbunix.h
+++ b/src/include/skalibs/djbunix.h
@@ -69,12 +69,6 @@ extern int prot_readgroups (char const *, gid_t *, unsigned int) ;
 extern int prot_grps (char const *) ;
 extern int prot_setuidgid (char const *) ;
 
-extern long seek_cur (int) ;
-extern int seek_set (int, off_t) ;
-extern int seek_end (int) ;
-extern int seek_trunc (int, off_t) ;
-#define seek_begin(fd) (seek_set((fd), 0))
-
 extern pid_t wait_nointr (int *) ;
 extern pid_t waitpid_nointr (pid_t, int *, int) ;
 #define wait_pid(pid, wstat) waitpid_nointr(pid, (wstat), 0)
@@ -92,8 +86,6 @@ extern pid_t doublefork (void) ;
 extern int fd_chdir (int) ;
 
 #define absolutepath(sa, s) sarealpath(sa, s)
-/* extern char *realpath (char const *, char *) ; */
-extern char *realpath_tmp (char const *, char *, stralloc *) ;
 extern int sarealpath (stralloc *, char const *) ;
 extern int sarealpath_tmp (stralloc *, char const *, stralloc *) ;
 extern int sabasename (stralloc *, char const *, size_t) ;
diff --git a/src/include/skalibs/env.h b/src/include/skalibs/env.h
index ccb3aac..f0c2dbc 100644
--- a/src/include/skalibs/env.h
+++ b/src/include/skalibs/env.h
@@ -3,23 +3,24 @@
 #ifndef ENV_H
 #define ENV_H
 
+#include <sys/types.h>
 #include <skalibs/gccattributes.h>
 #include <skalibs/stralloc.h>
 
-extern unsigned int env_len (char const *const *) gccattr_pure ;
+extern size_t env_len (char const *const *) gccattr_pure ;
 extern char const *env_get (char const *) gccattr_pure ;
 extern char const *env_get2 (char const *const *, char const *) gccattr_pure ;
 extern char const *ucspi_get (char const *) gccattr_pure ;
 extern int env_addmodif (stralloc *, char const *, char const *) ;
-extern int env_make (char const **, unsigned int, char const *, unsigned int) ;
-extern unsigned int env_merge (char const **, unsigned int, char const *const *, unsigned int, char const *, unsigned int) ;
-extern int env_string (stralloc *, char const *const *, unsigned int) ;
+extern int env_make (char const **, size_t, char const *, size_t) ;
+extern size_t env_merge (char const **, size_t, char const *const *, size_t, char const *, size_t) ;
+extern int env_string (stralloc *, char const *const *, size_t) ;
 
 #define SKALIBS_ENVDIR_VERBATIM 0x01
 #define SKALIBS_ENVDIR_NOCHOMP 0x02
 extern int envdir_internal (char const *, stralloc *, unsigned int, char) ;
 #define envdir(path, sa) envdir_internal(path, (sa), 0, '\n')
-#define envdir_leaveblanks(path, sa) envdir_internal(path, (sa), SKALIBS_ENVDIR_NOCHOMP, '\n')
+#define envdir_chomp(path, sa) envdir_internal(path, (sa), SKALIBS_ENVDIR_NOCHOMP, '\n')
 #define envdir_verbatim_chomp(path, sa) envdir_internal(path, (sa), SKALIBS_ENVDIR_VERBATIM, '\n')
 #define envdir_verbatim(path, sa) envdir_internal(path, (sa), SKALIBS_ENVDIR_VERBATIM|SKALIBS_ENVDIR_NOCHOMP, '\n')
 
diff --git a/src/include/skalibs/envalloc.h b/src/include/skalibs/envalloc.h
index 1ebcd6b..aba6dca 100644
--- a/src/include/skalibs/envalloc.h
+++ b/src/include/skalibs/envalloc.h
@@ -3,13 +3,14 @@
 #ifndef ENVALLOC_H
 #define ENVALLOC_H
 
+#include <sys/types.h>
 #include <skalibs/genalloc.h>
 
 #define ENVALLOC_ZERO GENALLOC_ZERO
 
-extern int envalloc_make (genalloc *, unsigned int, char const *, unsigned int) ;
+extern int envalloc_make (genalloc *, size_t, char const *, size_t) ;
 extern int envalloc_uniq (genalloc *, char) ;
-extern int envalloc_merge (genalloc *, char const *const *, unsigned int, char const *, unsigned int) ;
+extern int envalloc_merge (genalloc *, char const *const *, size_t, char const *, size_t) ;
 extern int envalloc_0 (genalloc *) ;
 
 #endif
diff --git a/src/include/skalibs/iobuffer.h b/src/include/skalibs/iobuffer.h
index b6abd2d..84a8b6d 100644
--- a/src/include/skalibs/iobuffer.h
+++ b/src/include/skalibs/iobuffer.h
@@ -7,6 +7,7 @@
 
  /* iobufferu */
 
+#include <sys/types.h>
 #include <skalibs/buffer.h>
 #include <skalibs/djbunix.h>
 
@@ -20,7 +21,7 @@ struct iobufferu_s
 } ;
 
 extern int iobufferu_init (iobufferu *, int, int) ;
-extern int iobufferu_fill (iobufferu *) ;
+extern ssize_t iobufferu_fill (iobufferu *) ;
 extern int iobufferu_flush (iobufferu *) ;
 extern void iobufferu_finish (iobufferu *) ;
 
@@ -50,17 +51,18 @@ struct iobufferk_s
   unsigned int nb : 2 ;
 } ;
 
-typedef int iobufferk_io_func_t (iobufferk *) ;
-typedef iobufferk_io_func_t *iobufferk_io_func_t_ref ;
+typedef int iobufferk_output_func_t (iobufferk *) ;
+typedef iobufferk_output_func_t *iobufferk_output_func_t_ref ;
+typedef ssize_t iobufferk_input_func_t (iobufferk *) ;
+typedef iobufferk_input_func_t *iobufferk_input_func_t_ref ;
 typedef void iobufferk_finish_func_t (iobufferk *) ;
 typedef iobufferk_finish_func_t *iobufferk_finish_func_t_ref ;
 
-extern iobufferk_io_func_t iobufferk_nosys ;
-extern iobufferk_io_func_t iobufferk_isworking ;
+extern iobufferk_output_func_t iobufferk_isworking ;
 
 extern int iobufferk_init (iobufferk *, int, int) ;
-extern iobufferk_io_func_t_ref const iobufferk_fill_f[4] ;
-extern iobufferk_io_func_t_ref const iobufferk_flush_f[4] ;
+extern iobufferk_input_func_t_ref const iobufferk_fill_f[4] ;
+extern iobufferk_output_func_t_ref const iobufferk_flush_f[4] ;
 extern iobufferk_finish_func_t_ref const iobufferk_finish_f[4] ;
 
 #define iobufferk_fill(k) (*iobufferk_fill_f[(k)->type])(k)
@@ -99,7 +101,7 @@ extern int iobuffer_kfromu (iobufferk *, iobufferu *) ;
 extern int iobuffer_salvage (iobuffer *) ;
 
 extern int iobuffer_init (iobuffer *, int, int) ;
-extern int iobuffer_fill (iobuffer *) ;
+extern ssize_t iobuffer_fill (iobuffer *) ;
 extern int iobuffer_flush (iobuffer *) ;
 
 #define iobuffer_finish(b) ((b)->isk ? iobufferk_finish(&(b)->x.k) : iobufferu_finish(&(b)->x.u))
diff --git a/src/include/skalibs/mininetstring.h b/src/include/skalibs/mininetstring.h
index c275fb2..1997b18 100644
--- a/src/include/skalibs/mininetstring.h
+++ b/src/include/skalibs/mininetstring.h
@@ -3,11 +3,10 @@
 #ifndef MININETSTRING_H
 #define MININETSTRING_H
 
-#include <skalibs/uint16.h>
-#include <skalibs/uint32.h>
+#include <stdint.h>
 #include <skalibs/stralloc.h>
 
-extern int mininetstring_read (int, stralloc *, uint32 *) ;
-extern int mininetstring_write (int, char const *, uint16, uint32 *) ;
+extern int mininetstring_read (int, stralloc *, uint32_t *) ;
+extern int mininetstring_write (int, char const *, uint16_t, uint32_t *) ;
 
 #endif
diff --git a/src/include/skalibs/netstring.h b/src/include/skalibs/netstring.h
index 107e796..941011a 100644
--- a/src/include/skalibs/netstring.h
+++ b/src/include/skalibs/netstring.h
@@ -5,11 +5,12 @@
 
 #include <sys/types.h>
 #include <sys/uio.h>
+#include <string.h>
 #include <skalibs/buffer.h>
 #include <skalibs/stralloc.h>
 
 extern int netstring_appendb (stralloc *, char const *, size_t) ;
-#define netstring_appends(sa, s) netstring_appendb((sa), (s), str_len(s))
+#define netstring_appends(sa, s) netstring_appendb((sa), (s), strlen(s))
 #define netstring_append(to, from) netstring_appendb((to), (from)->s, (from)->len)
 extern int netstring_appendv (stralloc *, struct iovec const *, unsigned int) ;
 
diff --git a/src/include/skalibs/randomegd.h b/src/include/skalibs/randomegd.h
deleted file mode 100644
index 28d4faa..0000000
--- a/src/include/skalibs/randomegd.h
+++ /dev/null
@@ -1,10 +0,0 @@
-/* ISC license. */
-
-#ifndef RANDOMEGD_H
-#define RANDOMEGD_H
-
-extern int randomegd_open (char const *) ;
-extern unsigned int randomegd_readb (int, char *, unsigned int) ;
-extern unsigned int randomegd_readnb (int, char *, unsigned int) ;
-  
-#endif
diff --git a/src/include/skalibs/rc4.h b/src/include/skalibs/rc4.h
index 44ce20b..c4fde53 100644
--- a/src/include/skalibs/rc4.h
+++ b/src/include/skalibs/rc4.h
@@ -3,6 +3,8 @@
 #ifndef RC4_H
 #define RC4_H
 
+#include <sys/types.h>
+
 #define RC4_THROWAWAY 128
 
 typedef struct RC4Schedule RC4Schedule, *RC4Schedule_ref ;
diff --git a/src/include/skalibs/sha512.h b/src/include/skalibs/sha512.h
index 9d098be..12ddbcb 100644
--- a/src/include/skalibs/sha512.h
+++ b/src/include/skalibs/sha512.h
@@ -9,8 +9,8 @@
 typedef struct SHA512Schedule_s SHA512Schedule, *SHA512Schedule_ref ;
 struct SHA512Schedule_s
 {
-  uint64 len ;
-  uint64 h[8] ;
+  uint64_t len ;
+  uint64_t h[8] ;
   unsigned char buf[128] ;
 } ;
 
diff --git a/src/include/skalibs/socket.h b/src/include/skalibs/socket.h
index 91be2f5..11ad1db 100644
--- a/src/include/skalibs/socket.h
+++ b/src/include/skalibs/socket.h
@@ -3,14 +3,14 @@
 #ifndef SOCKET_H
 #define SOCKET_H
 
+#include <sys/types.h>
+#include <stdint.h>
 #include <skalibs/gccattributes.h>
-#include <skalibs/uint16.h>
-#include <skalibs/uint32.h>
 #include <skalibs/tai.h>
 #include <skalibs/djbunix.h>
 #include <skalibs/webipc.h>
 
-typedef int socket_io_func_t (int, char *, unsigned int, char *, uint16 *) ;
+typedef ssize_t socket_io_func_t (int, char *, size_t, char *, uint16_t *) ;
 typedef socket_io_func_t *socket_io_func_t_ref ;
 
 
@@ -58,47 +58,47 @@ extern int socket_udp6_internal (unsigned int) ;
 
 extern int socket_waitconn (int, tain_t const *, tain_t *) ;
 #define socket_waitconn_g(fd, deadline) socket_waitconn(fd, (deadline), &STAMP)
-extern int socket_deadlineconnstamp4 (int, char const *, uint16, tain_t const *, tain_t *) ;
+extern int socket_deadlineconnstamp4 (int, char const *, uint16_t, tain_t const *, tain_t *) ;
 #define socket_deadlineconnstamp(s, ip, port, deadline, stamp) socket_deadlineconnstamp4(s, ip, port, deadline, stamp)
 #define socket_deadlineconnstamp4_g(fd, ip, port, deadline) socket_deadlineconnstamp4(fd, ip, port, (deadline), &STAMP)
-extern int socket_deadlineconnstamp4_u32 (int, uint32, uint16, tain_t const *, tain_t *) ;
+extern int socket_deadlineconnstamp4_u32 (int, uint32_t, uint16_t, tain_t const *, tain_t *) ;
 #define socket_deadlineconnstamp4_u32_g(fd, ip, port, deadline) socket_deadlineconnstamp4_u32(fd, ip, port, (deadline), &STAMP)
 
-extern int socket_timeoutconn (int, char const *, uint16, unsigned int) ;
-extern int socket_connect4 (int, char const *, uint16) ;
-extern int socket_connect4_u32 (int, uint32, uint16) ;
+extern int socket_timeoutconn (int, char const *, uint16_t, unsigned int) ;
+extern int socket_connect4 (int, char const *, uint16_t) ;
+extern int socket_connect4_u32 (int, uint32_t, uint16_t) ;
 extern int socket_connected (int) gccattr_const ;
-extern int socket_bind4 (int, char const *, uint16) ;
-extern int socket_bind4_reuse (int, char const *, uint16) ;
+extern int socket_bind4 (int, char const *, uint16_t) ;
+extern int socket_bind4_reuse (int, char const *, uint16_t) ;
 #define socket_listen(fd, b) ipc_listen(fd, b)
 
-extern int socket_connect6 (int, char const *, uint16) ;
-extern int socket_deadlineconnstamp6 (int, char const *, uint16, tain_t const *, tain_t *) ;
+extern int socket_connect6 (int, char const *, uint16_t) ;
+extern int socket_deadlineconnstamp6 (int, char const *, uint16_t, tain_t const *, tain_t *) ;
 #define socket_deadlineconnstamp6_g(fd, ip6, port, deadline) socket_deadlineconnstamp6(fd, ip6, port, (deadline), &STAMP)
-extern int socket_bind6 (int, char const *, uint16) ;
-extern int socket_bind6_reuse (int, char const *, uint16) ;
+extern int socket_bind6 (int, char const *, uint16_t) ;
+extern int socket_bind6_reuse (int, char const *, uint16_t) ;
 
 #define socket_accept4(s, ip, port) socket_accept4_internal(s, ip, (port), 0)
 #define socket_accept4_nb(s, ip, port) socket_accept4_internal(s, ip, (port), DJBUNIX_FLAG_NB)
 #define socket_accept4_coe(s, ip, port) socket_accept4_internal(s, ip, (port), DJBUNIX_FLAG_COE)
 #define socket_accept4_nbcoe(s, ip, port) socket_accept4_internal(s, ip, (port), DJBUNIX_FLAG_NB|DJBUNIX_FLAG_COE)
-extern int socket_accept4_internal (int, char *, uint16 *, unsigned int) ;
+extern int socket_accept4_internal (int, char *, uint16_t *, unsigned int) ;
 extern socket_io_func_t socket_recv4 ;
-extern int socket_send4 (int, char const *, unsigned int, char const *, uint16) ;
+extern ssize_t socket_send4 (int, char const *, size_t, char const *, uint16_t) ;
 extern socket_io_func_t socket_ioloop_send4 ;
-extern int socket_local4 (int, char *, uint16 *) ;
-extern int socket_remote4 (int, char *, uint16 *) ;
+extern int socket_local4 (int, char *, uint16_t *) ;
+extern int socket_remote4 (int, char *, uint16_t *) ;
 
 #define socket_accept6(s, ip6, port) socket_accept6_internal(s, ip6, (port), 0)
 #define socket_accept6_nb(s, ip6, port) socket_accept6_internal(s, ip6, (port), DJBUNIX_FLAG_NB)
 #define socket_accept6_coe(s, ip6, port) socket_accept6_internal(s, ip6, (port), DJBUNIX_FLAG_COE)
 #define socket_accept6_nbcoe(s, ip6, port) socket_accept6_internal(s, ip6, (port), DJBUNIX_FLAG_NB|DJBUNIX_FLAG_COE)
-extern int socket_accept6_internal (int, char *, uint16 *, unsigned int) ;
+extern int socket_accept6_internal (int, char *, uint16_t *, unsigned int) ;
 extern socket_io_func_t socket_recv6 ;
-extern int socket_send6 (int, char const *, unsigned int, char const *, uint16) ;
+extern ssize_t socket_send6 (int, char const *, size_t, char const *, uint16_t) ;
 extern socket_io_func_t socket_ioloop_send6 ;
-extern int socket_local6 (int, char *, uint16 *) ;
-extern int socket_remote6 (int, char *, uint16 *) ;
+extern int socket_local6 (int, char *, uint16_t *) ;
+extern int socket_remote6 (int, char *, uint16_t *) ;
 
 extern int socket_ipoptionskill (int) ;
 extern int socket_tcpnodelay (int) ;
@@ -107,7 +107,7 @@ extern void socket_tryreservein (int, unsigned int) ;
 
  /* Timed send and recv operations (for dgram sockets) */
 
-extern int socket_ioloop (int, char *, unsigned int, char *, uint16 *, socket_io_func_t_ref, int, tain_t const *, tain_t *) ;
+extern ssize_t socket_ioloop (int, char *, size_t, char *, uint16_t *, socket_io_func_t_ref, int, tain_t const *, tain_t *) ;
 
 #define socket_sendnb4(fd, buf, len, ip4, port, deadline, stamp) socket_ioloop(fd, buf, len, (char *)ip4, &(port), &socket_ioloop_send4, 1, deadline, stamp)
 #define socket_sendnb4_g(fd, buf, len, ip4, port, deadline) socket_sendnb4(fd, buf, len, ip4, port, (deadline), &STAMP)
diff --git a/src/include/skalibs/stralloc.h b/src/include/skalibs/stralloc.h
index 2ec4c23..c94547f 100644
--- a/src/include/skalibs/stralloc.h
+++ b/src/include/skalibs/stralloc.h
@@ -3,7 +3,6 @@
 #ifndef STRALLOC_H
 #define STRALLOC_H
 
-#include <sys/types.h>
 #include <string.h>
 #include <sys/uio.h>
 
diff --git a/src/include/skalibs/tai.h b/src/include/skalibs/tai.h
index 64e81cf..6ff8be7 100644
--- a/src/include/skalibs/tai.h
+++ b/src/include/skalibs/tai.h
@@ -4,41 +4,41 @@
 #define TAI_H
 
 #include <sys/types.h>
+#include <stdint.h>
 #include <time.h>
 #include <sys/time.h>
 #include <skalibs/gccattributes.h>
-#include <skalibs/uint32.h>
 #include <skalibs/uint64.h>
 
 typedef struct tai_s tai_t, *tai_t_ref ;
 struct tai_s
 {
-  uint64 x ;
+  uint64_t x ;
 } ;
 
 
 #define TAI_ZERO { .x = 0 }
-#define TAI_MAGIC ((uint64)4611686018427387904ULL)
+#define TAI_MAGIC ((uint64_t)4611686018427387904ULL)
 #define TAI_EPOCH { .x = TAI_MAGIC + 10UL }
-#define TAI_INFINITE_RELATIVE { .x = (uint64)1 << 60 }
-#define TAI_INFINITE { .x = TAI_MAGIC + ((uint64)1 << 61) }
+#define TAI_INFINITE_RELATIVE { .x = (uint64_t)1 << 60 }
+#define TAI_INFINITE { .x = TAI_MAGIC + ((uint64_t)1 << 61) }
 
 #define tai_sec(t) ((t)->x)
-extern int tai_u64 (tai_t *, uint64) ;
+extern int tai_u64 (tai_t *, uint64_t) ;
 #define tai_unix(t, u) tai_u64(t, (TAI_MAGIC + (u)))
-#define tai_uint(t, u) tai_u64(t, (uint64)(u))
+#define tai_uint(t, u) tai_u64(t, (uint64_t)(u))
 
 extern int tai_now (tai_t *) ;
 
-#define tai_relative_from_time(t, u) ((t)->x = (uint64)(u), 1)
+#define tai_relative_from_time(t, u) ((t)->x = (uint64_t)(u), 1)
 #define tai_from_time(t, u) tai_unix(t, u)
-#define tai_from_time_sysclock(t, u) tai_from_sysclock(t, (uint64)(u) + TAI_MAGIC)
+#define tai_from_time_sysclock(t, u) tai_from_sysclock(t, (uint64_t)(u) + TAI_MAGIC)
 extern int time_from_tai_relative (time_t *, tai_t const *) ;
 extern int time_from_tai (time_t *, tai_t const *) ;
 extern int time_sysclock_from_tai(time_t *, tai_t const *) ;
 
-extern int tai_from_sysclock (tai_t *, uint64) ;
-extern int sysclock_from_tai (uint64 *, tai_t const *) ;
+extern int tai_from_sysclock (tai_t *, uint64_t) ;
+extern int sysclock_from_tai (uint64_t *, tai_t const *) ;
 
 #define tai_approx(t) ((double)(tai_sec(t)))
 
@@ -56,7 +56,7 @@ typedef struct tain_s tain_t, *tain_t_ref ;
 struct tain_s
 {
   tai_t sec ;
-  uint32 nano ; /* 0..999999999U */
+  uint32_t nano ; /* 0..999999999U */
 } ;
 
 #define TAIN_ZERO { .sec = TAI_ZERO, .nano = 0 }
@@ -125,19 +125,19 @@ extern void tain_pack_little (char *, tain_t const *) ;
 extern void tain_unpack_little (char const *, tain_t *) ;
 
 #define TAIN_FMT 25
-extern unsigned int tain_fmt (char *, tain_t const *) ;
-extern unsigned int tain_scan (char const *, tain_t *) ;
+extern size_t tain_fmt (char *, tain_t const *) ;
+extern size_t tain_scan (char const *, tain_t *) ;
 
 #define TAIN_FMTFRAC 19
-extern unsigned int tain_fmtfrac (char *, tain_t const *) ;
+extern size_t tain_fmtfrac (char *, tain_t const *) ;
 
 #define tain_uint(a, u) tain_ulong(a, u)
 extern int tain_ulong (tain_t *, unsigned long) ;
 extern void tain_half (tain_t *, tain_t const *) ;
 
 #define TIMESTAMP (1 + (TAIN_PACK << 1))
-extern unsigned int timestamp_fmt (char *, tain_t const *) ;
-extern unsigned int timestamp_scan (char const *, tain_t *) ;
+extern size_t timestamp_fmt (char *, tain_t const *) ;
+extern size_t timestamp_scan (char const *, tain_t *) ;
 extern int timestamp_r (char *, tain_t *) ;
 extern int timestamp (char *) ;
 #define timestamp_g(s) timestamp_fmt((s), &STAMP)
diff --git a/src/include/skalibs/webipc.h b/src/include/skalibs/webipc.h
index 6b2c1fe..0ddd084 100644
--- a/src/include/skalibs/webipc.h
+++ b/src/include/skalibs/webipc.h
@@ -12,6 +12,8 @@
 
 #define IPCPATH_MAX 107
 
+#include <sys/types.h>
+#include <skalibs/getpeereid.h>
 #include <skalibs/tai.h>
 #include <skalibs/djbunix.h>
 
@@ -44,17 +46,17 @@ extern int ipc_listen (int, int) ;
 #define ipc_accept_nb(s, path, len, trunc) ipc_accept_internal(s, path, len, (trunc), DJBUNIX_FLAG_NB)
 #define ipc_accept_coe(s, path, len, trunc) ipc_accept_internal(s, path, len, (trunc), DJBUNIX_FLAG_COE)
 #define ipc_accept_nbcoe(s, path, len, trunc) ipc_accept_internal(s, path, len, (trunc), DJBUNIX_FLAG_NB|DJBUNIX_FLAG_COE)
-extern int ipc_accept_internal (int, char *, unsigned int, int *, unsigned int) ;
+extern int ipc_accept_internal (int, char *, size_t, int *, unsigned int) ;
 
-extern int ipc_eid (int, unsigned int *, unsigned int *) ;
-extern int ipc_local (int, char *, unsigned int, int *) ;
+#define ipc_eid getpeereid
+extern int ipc_local (int, char *, size_t, int *) ;
 
 extern int ipc_connect (int, char const *) ;
 extern int ipc_connected (int) ;
 extern int ipc_timed_connect (int, char const *, tain_t const *, tain_t *) ;
 #define ipc_timed_connect_g(fd, path, deadline) ipc_timed_connect(fd, path, (deadline), &STAMP)
 
-extern int ipc_send (int, char const *, unsigned int, char const *) ;
-extern int ipc_recv (int, char *, unsigned int, char *) ;
+extern ssize_t ipc_send (int, char const *, size_t, char const *) ;
+extern ssize_t ipc_recv (int, char *, size_t, char *) ;
 
 #endif