autoconf: Checks for libraries

diff --git a/imap-send.c b/imap-send.c
index 52e2400b57118e7f9a27c85212e1c539d16add7c..65c71c602db022f65660b1c29f54ddd59a3b0363 100644 (file)
--- a/imap-send.c
+++ b/imap-send.c
@@ -93,7 +93,7 @@ typedef struct {
        char *data;
        int len;
        unsigned char flags;
-       unsigned char crlf:1;
+       unsigned int crlf:1;
 } msg_data_t;
 
 #define DRV_OK          0
@@ -242,7 +242,7 @@ socket_read( Socket_t *sock, char *buf, int len )
 }
 
 static int
-socket_write( Socket_t *sock, char *buf, int len )
+socket_write( Socket_t *sock, const char *buf, int len )
 {
        int n = write( sock->fd, buf, len );
        if (n != len) {
@@ -924,6 +924,7 @@ imap_open_store( imap_server_conf_t *srvc )
        struct hostent *he;
        struct sockaddr_in addr;
        int s, a[2], preauth;
+       pid_t pid;
 
        ctx = xcalloc( sizeof(*ctx), 1 );
 
@@ -941,7 +942,10 @@ imap_open_store( imap_server_conf_t *srvc )
                        exit( 1 );
                }
 
-               if (fork() == 0) {
+               pid = fork();
+               if (pid < 0)
+                       _exit( 127 );
+               if (!pid) {
                        if (dup2( a[0], 0 ) == -1 || dup2( a[0], 1 ) == -1)
                                _exit( 127 );
                        close( a[0] );