CREATE TABLE table_204_87 (id DECIMAL, "courthouse" TEXT, "city" TEXT, "street address" TEXT, "jurisdiction" TEXT, "dates of use" TEXT, "named for" TEXT)

what is the only courthouse listed for gulfport ?
SELECT "courthouse" FROM table_204_87 WHERE "city" = 'gulfport'
SELECT "courthouse" FROM "table_204_87" WHERE "city" = 'gulfport'